The Waves in Time

By czamora
  • Period: to

    Wave 1 Agricultural Wave

    Lived with extended family or nearby
    Large families were needed to work the land
    Stayed in the same general area due to ties to the soil
    More about Wave 1
  • Period: to

    Wave 2 Industrial Age

    Families separated to work in towns and factories
    Shift to nuclear family from extended family
    After WWII, priority shifted from productivity to knowledge and information
    People were working out of the home in factories
    Wave 2
  • John Dewey sets up an experimental elementary school.

    John Dewey sets up an experimental elementary school.

    Dewey's Philosophy
  • During this decade newspapers changed to the four-column, tabloid style paper in 1900. Two newspaper magnates, William Randolph Hearst and Joseph Pulitzer, turned producing newspapers into a war when they began adding special sections including sports and

    During this decade newspapers changed to the four-column, tabloid style paper in 1900. Two newspaper magnates, William Randolph Hearst and Joseph Pulitzer, turned producing newspapers into a war when they began adding special sections including sports and

    Joseph PulitzerWilliam Randolph Hearst
  • Morgan consolidates US Steel

    Morgan consolidates US Steel

    US Steel
  • Johan Vaaler, a Norwegian living in Germany, invented the paper clip.

    Johan Vaaler, a Norwegian living in Germany, invented the paper clip.

    paperclip
  • Hubert Cecil Booth patented the vacuum cleaner.

    Hubert Cecil Booth patented the vacuum cleaner.

    Vacuum Cleaner
  • The first airplane flight. The Wright brothers’ Flyer I flew for fifty-nine seconds at Kitty Hawk.

    The first airplane flight. The Wright brothers’ Flyer I flew for fifty-nine seconds at Kitty Hawk.

    First flight
  • Leisure time during the first decade of the twentieth century was spent at family get-togethers, baseball, picnics, long Sunday drives in the horse and carriage (or the new family car). In the evenings families gathered around the piano for a sing-along.

    Leisure time during the first decade of the twentieth century was spent at family get-togethers, baseball, picnics, long Sunday drives in the horse and carriage (or the new family car). In the evenings families gathered around the piano for a sing-along.

    Leisure Time
  • Ivan Pavlov publishes his findings on Classical Conditioning

    Ivan Pavlov publishes his findings on Classical Conditioning

    Ivan Pavlov
  • The AMA establishes its own Chemical Laboratory to test safety and efficacy of drug products

    The AMA establishes its own Chemical Laboratory to test safety and efficacy of drug products

    Lab
  • US immigration peaks

    US immigration peaks

    Immigration
  • Samuel Hopkins Adams begins series of articles about health quackery and patent medicine fraud in Colliers' Weekly, later published in book form as The Great American Fraud.

    Samuel Hopkins Adams begins series of articles about health quackery and patent medicine fraud in Colliers' Weekly, later published in book form as The Great American Fraud.

  • Women were striving for equality.The first suffrage parade was held in 1910 - the 19th amendment finally ratified in 1919.

    Women were striving for equality.The first suffrage parade was held in 1910 - the 19th amendment finally ratified in 1919.

    19th amendment
  • Casimir Funk proposes term "vitamine" for substances that prevent deficiency diseases such as scurvy.

    Casimir Funk proposes term "vitamine" for substances that prevent deficiency diseases such as scurvy.

  • The Federal Reserve is formed

    The Federal Reserve is formed

    Federal Reserve
  • Ford introduces the assembly line

    Ford introduces the assembly line

    Ford
  • American Society for the Control of Cancer, later renamed the American Cancer Society, is founded

    American Society for the Control of Cancer, later renamed the American Cancer Society, is founded

  • John B. Watson launches the behaviorist revolution

    John B. Watson launches the behaviorist revolution

    John Watson
  • "Made in America" fad began. All over the world people danced to our music, wore our clothes, and watched our movies. Popular culture was born.

    "Made in America" fad began. All over the world people danced to our music, wore our clothes, and watched our movies. Popular culture was born.

    Made in America
  • Carrier Engineering is founded, beginning the comercialization of air conditioning

    Carrier Engineering is founded, beginning the comercialization of air conditioning

    Carrier
  • The neon tube sign was patented by George Claude.

    The neon tube sign was patented by George Claude.

    Neon Sign
  • William Heard Kilpatrick develops the Project Method

    William Heard Kilpatrick develops the Project Method

    Kirkpatrick
  • Gideon Sundback, Swedish-born engineer, patented an all-purpose zipper while working for the Automatic Hook and Eye Co. of Hoboken, New Jersey. The zipper name was coined by B.F. Goodrich in 1923, who used it to fasten rubber galoshes.

    Gideon Sundback, Swedish-born engineer, patented an all-purpose zipper while working for the Automatic Hook and Eye Co. of Hoboken, New Jersey. The zipper name was coined by B.F. Goodrich in 1923, who used it to fasten rubber galoshes.

    Zipper
  • 1920s Carleton Washburne (Winnetka Plan) pre-specified learning outcomes, self-pacing, mastery learning (Individualized Instruction)

    1920s Carleton Washburne (Winnetka Plan) pre-specified learning outcomes, self-pacing, mastery learning (Individualized Instruction)

    Washburne
  • This was a period of prohibition and intolerance, speakeasies, flappers, gangsters, and crime. Hootch was supplied by Dutch Schultz and Al Capone.

    This was a period of prohibition and intolerance, speakeasies, flappers, gangsters, and crime. Hootch was supplied by Dutch Schultz and Al Capone.

    Roaring 20s
  • New York's WEAF broadcasts the first radio ad

    New York's WEAF broadcasts the first radio ad

    Radio
  • Elmer V. McCollum and associates identify Vitamin D.

    Elmer V. McCollum and associates identify Vitamin D.

  • Garrett Morgan invented and patented a traffic signal.

    Garrett Morgan invented and patented a traffic signal.

    Garrett Morgan
  • Sidney Pressey invents testing and teaching machine

    Sidney Pressey invents testing and teaching machine

    Pressey
  • Scopes Monkey Trial

    Scopes Monkey Trial

    Scopes Monkey Trial
  • Philo Farnsworth demonstrated a working prototype of a TV. AT&T Bell Labs scientists invented long-distance TV transmission. An audience in New York saw an image of Commerce Secretary Herbert Hoover in the first successful long-distance demonstration of t

    Philo Farnsworth demonstrated a working prototype of a TV. AT&T Bell Labs scientists invented long-distance TV transmission. An audience in New York saw an image of Commerce Secretary Herbert Hoover in the first successful long-distance demonstration of t

    Farnsworth
  • The Great Crash of 1929

    The Great Crash of 1929

    Great Crash
  • By the 1930s money was scarce because of the depression, so people did what they could to make their lives happy. Movies were hot, parlor games and board games were popular. People gathered around radios to listen to the Yankees.

    By the 1930s money was scarce because of the depression, so people did what they could to make their lives happy. Movies were hot, parlor games and board games were popular. People gathered around radios to listen to the Yankees.

    Depression
  • Ralph W. Tyler - Eight Year Study use of general and behavioral objectives and formative evaluation

    Ralph W. Tyler - Eight Year Study use of general and behavioral objectives and formative evaluation

    Ralph W. Tyler
  • Gerhard Domagk discovers Protonsil, the first sulfa drug, and uses it to treat infections caused by streptococcus

    Gerhard Domagk discovers Protonsil, the first sulfa drug, and uses it to treat infections caused by streptococcus

  • AC Hardy patented the spectrophotometer.

    AC Hardy patented the spectrophotometer.

    Spectrophotometer
  • Keynes publishes The General Theory of Employment, Interest and Money

    Keynes publishes The General Theory of Employment, Interest and Money

    Keynes
  • United Auto Workers stage their first sit down strikes

    United Auto Workers stage their first sit down strikes

    UAW
  • National Cancer Institute is founded

    National Cancer Institute is founded

    Cancer
  • Chester Carlson and Otto Kornei performed the 1st successful test of their photocopier at Astoria, Queens, NYC. They used powdered ink and an electrical charge to create the first photocopy. The reproduced page said: "10-28-38 Astoria."

    Chester Carlson and Otto Kornei performed the 1st successful test of their photocopier at Astoria, Queens, NYC. They used powdered ink and an electrical charge to create the first photocopy. The reproduced page said: "10-28-38 Astoria."

    Photocopier
  • Regular scheduled television broadcasting begins in the U.S

    Regular scheduled television broadcasting begins in the U.S

    Broadcasting
  • Radio reached its zenith of popularity in this decade.By 1939 about 80 percent of the population owned radio sets. Comedy, news and soap operas were popular shows on the radio

    Radio reached its zenith of popularity in this decade.By 1939 about 80 percent of the population owned radio sets. Comedy, news and soap operas were popular shows on the radio

    Fireside Chats
  • The years between 1939 - 1945 were dominated by World War II. European artists and intellectuals fled to the United States from Hitler and the Holocaust, bringing new ideas created in disillusionment. War production pulled us out of the Great Depression.

    The years between 1939 - 1945 were dominated by World War II. European artists and intellectuals fled to the United States from Hitler and the Holocaust, bringing new ideas created in disillusionment. War production pulled us out of the Great Depression.

    WWII
  • Kaiser's World War II shipyards surpass all expectations of production

    Kaiser's World War II shipyards surpass all expectations of production

    Shipyards
  • Working mothers, combined with another new phenomenon, the refrigerator, led to the invention of frozen dinners

    Working mothers, combined with another new phenomenon, the refrigerator, led to the invention of frozen dinners

    TV Dinner
  • Selman Waksman discovers streptomycin, antibiotic effective against TB.

    Selman Waksman discovers streptomycin, antibiotic effective against TB.

  • The microwave oven was patented. Percy Spencer accidentally discovered that microwaves would also heat food.

    The microwave oven was patented. Percy Spencer accidentally discovered that microwaves would also heat food.

    Microwave
  • Edgar Dale developed the Cone of Experience

    Edgar Dale developed the Cone of Experience

    Cone of Experience
  • Three Bell Labs scientists invent the transistor

    Three Bell Labs scientists invent the transistor

    transistor
  • Parke-Davis announces discovery of antibiotic Chloromycetin.

    Parke-Davis announces discovery of antibiotic Chloromycetin.

  • The 1st Polaroid camera was sold in US.

    The 1st Polaroid camera was sold in US.

    Polaroid
  • Ralph Tyler publishes Basic Principles of Curriculum and Instruction resulting in the emergence of the role of instructional technologist and instructional design team

    Ralph Tyler publishes Basic Principles of Curriculum and Instruction resulting in the emergence of the role of instructional technologist and instructional design team

    Ralph Tyler
  • The first intercontinental television transmission is a speech by Pres. Truman

    The first intercontinental television transmission is a speech by Pres. Truman

    Television
  • Boston cardiologist Paul M. Zoll develops external cardiac pacemaker

    Boston cardiologist Paul M. Zoll develops external cardiac pacemaker

  • Dr. Jonas Salk successfully tests a polio vaccine

    Dr. Jonas Salk successfully tests a polio vaccine

  • B. F. Skinner publishes The Science of Learning and the Art of Teaching. B. F. Skinner demonstrates at the University of Pittsburgh a machine designed to teach arithmetic, using an instructional program

    B. F. Skinner publishes The Science of Learning and the Art of Teaching. B. F. Skinner demonstrates at the University of Pittsburgh a machine designed to teach arithmetic, using an instructional program

    BF Skinner
  • Rosa Parks refuses to give up her seat on a bus in Montgomery, Alabama

    Rosa Parks refuses to give up her seat on a bus in Montgomery, Alabama

    Rosa Parks
  • Period: to

    Wave 3 Information Age

    Families become single parent, childless, children of divorce, blended family, dual paycheck families
    Several levels of productivity
    Shift focus to teamwork and skills development
    Shift to casual Fridays, flexible schedules, and working from home
    Wave 3
  • Ampex Corporation demonstrated its first commercial videotape recorder.

    Ampex Corporation demonstrated its first commercial videotape recorder.

    VCR
  • Eisenhower creates the interstate

    Eisenhower creates the interstate

    Interstates
  • The Soviet launch of Sputnik initiated federal funds toeducation in math and science

    The Soviet launch of Sputnik initiated federal funds toeducation in math and science

    Sputnik
  • The first Japanese car, a Toyota, is sold in the US

    The first Japanese car, a Toyota, is sold in the US

    Toyota
  • Bank of America launches the first credit card

    Bank of America launches the first credit card

    Credit Card
  • Integrated Circuit is patented by Texas Instruments

    Integrated Circuit is patented by Texas Instruments

    Integrated Circuit
  • Barbie dolls, introduced by Mattel in 1959, became a huge success in the sixties, so much so that rival toy manufacturer Hasbro came up with G. I. Joe, 12 inches tall and the first action figure for boys

    Barbie dolls, introduced by Mattel in 1959, became a huge success in the sixties, so much so that rival toy manufacturer Hasbro came up with G. I. Joe, 12 inches tall and the first action figure for boys

    Barbie
  • In 1960, Elvis returned to the music scene from the US Army, Motown came on the scene, Woodstock started the folk music run, the Beach Boys and the Beatles had their own sound

    In 1960, Elvis returned to the music scene from the US Army, Motown came on the scene, Woodstock started the folk music run, the Beach Boys and the Beatles had their own sound

    sixties radio
  • The 1st patent for lasers was granted to Arthur Schawlow and Charles Townes. Schawlow and Townes developed their laser, light amplification by stimulated emission of radiation, while working at Bell labs in 1958.

    The 1st patent for lasers was granted to Arthur Schawlow and Charles Townes. Schawlow and Townes developed their laser, light amplification by stimulated emission of radiation, while working at Bell labs in 1958.

    [Laser](www1.bell-labs.com/history/laser/)
  • Kroc buys McDonalds

    Kroc buys McDonalds

    McDonalds
  • Robert Mager publishes his book, “Preparing Instructional Objectives” in 1962. This book helped popularize the use of performance objectives by educators and others.

    Robert Mager publishes his book, “Preparing Instructional Objectives” in 1962. This book helped popularize the use of performance objectives by educators and others.

    Robert Mager
  • The first Wal-Mart opens

    The first Wal-Mart opens

    Wal-Mart
  • Equal pay for equal work is passed

    Equal pay for equal work is passed

    Equality
  • U.S. Surgeon General's Report on Smoking argues that smoking is a major health risk for cancer, cardiovascular disease, and emphysema

    U.S. Surgeon General's Report on Smoking argues that smoking is a major health risk for cancer, cardiovascular disease, and emphysema

  • U.S. Congress passes legislation creating Medicare and Medicaid.

    U.S. Congress passes legislation creating Medicare and Medicaid.

  • Hewlett-Packard introduced its first computer, the HP 2116A. The 9,000 person company had sales of around $200 million.

    Hewlett-Packard introduced its first computer, the HP 2116A. The 9,000 person company had sales of around $200 million.

    Hewlett-Packard
  • First broadcast of Sesame Street

    First broadcast of Sesame Street

    Seasame Street
  • The first Internet message was a packet switch delivered to UCLA from BBN Corp. (Bolt Beranek and Newman). The 1st 2 machines of ARPANET were connected at Prof. Len Kleinrock's lab at UCLA.

    The first Internet message was a packet switch delivered to UCLA from BBN Corp. (Bolt Beranek and Newman). The 1st 2 machines of ARPANET were connected at Prof. Len Kleinrock's lab at UCLA.

    Internet
  • 1970s Graduate Education programs focusing on instructional systems design grew

    1970s Graduate Education programs focusing on instructional systems design grew

    Graduate School
  • U.S. Congress bans cigarette advertising on television and radio (to take effect in 1971) and requires stronger health warning on cigarettes.

    U.S. Congress bans cigarette advertising on television and radio (to take effect in 1971) and requires stronger health warning on cigarettes.

  • First "Earth Day" celebrated as environmental movement launched

    First "Earth Day" celebrated as environmental movement launched

    Earth Day
  • Intel invents the single chip microprocessor

    Intel invents the single chip microprocessor

    Intel
  • Intel Corp. created the first microprocessor. The 4004, the world's first microprocessor, is signed with the initials F.F., for Federico Faggin, its designer. The 4004 was released in 16-pin CERDIP packaging on November 15, 1971.

    Intel Corp. created the first microprocessor. The 4004, the world's first microprocessor, is signed with the initials F.F., for Federico Faggin, its designer. The 4004 was released in 16-pin CERDIP packaging on November 15, 1971.

    [microprocessor](www.intel4004.com/)
  • Food and Drug Administration begins requiring new food labeling that specifies full listing of all ingredients in each product

    Food and Drug Administration begins requiring new food labeling that specifies full listing of all ingredients in each product

  • Steve Jobs and Steve Wozniak design the Apple IComputer

    Steve Jobs and Steve Wozniak design the Apple IComputer

    Apple Computer
  • Toys R Us revives employee stock options

    Toys R Us revives employee stock options

    Toys R Us
  • The Bahrain Telephone Company began operating a commercial cellular telephone system. It probably marks the first time in the world that individuals started using what we think of as traditional, mobile cellular radio

    The Bahrain Telephone Company began operating a commercial cellular telephone system. It probably marks the first time in the world that individuals started using what we think of as traditional, mobile cellular radio

    Cell Phones
  • Women surpassed men in college enrollment in 1979. However, the rising divorce rate left an increasing number of women as sole breadwinners and forced more and more of them into poverty.

    Women surpassed men in college enrollment in 1979. However, the rising divorce rate left an increasing number of women as sole breadwinners and forced more and more of them into poverty.

    Women
  • Food of the 80s included the popular fast food places like Taco Bell and McDonald's McDLT and McRib.

    Food of the 80s included the popular fast food places like Taco Bell and McDonald's McDLT and McRib.

    fast food
  • Reagan is elected

    Reagan is elected

    Reagan
  • Food and Drug Administration begins to expand provision of patient package inserts for prescription drugs.

    Food and Drug Administration begins to expand provision of patient package inserts for prescription drugs.

  • U.S. Congress passes Infant Formula Act, which requires minimum amounts of essential nutrients in commercially prepared baby foods.

    U.S. Congress passes Infant Formula Act, which requires minimum amounts of essential nutrients in commercially prepared baby foods.

  • Families changed drastically during these years. The 80s continued the trends of the 60s and 70s - more divorces, more unmarrieds living together, more single parent families. The two-earner family was even more common than in previous decades, more wom

    Families changed drastically during these years. The 80s continued the trends of the 60s and 70s - more divorces, more unmarrieds living together, more single parent families. The two-earner family was even more common than in previous decades, more wom

    80s families
  • The current bull market begins

    The current bull market begins

    Market
  • Howard Gardner publishes Frames of Mind: The Theory of Multiple Intelligences

    Howard Gardner publishes Frames of Mind: The Theory of Multiple Intelligences

    Gardner
  • Apple Macintosh computer introduced. Growth of users of microcomputers/personal computers as well as computer-based instruction

    Apple Macintosh computer introduced. Growth of users of microcomputers/personal computers as well as computer-based instruction

    [Apple Computer](<a href='http://thescreamonline.com/technology/applehistory/applehistory.html)' >Apple History</a>
  • Apple Computer Inc. unveiled its Macintosh personal computer. It included sound-sampling technology that could play recorded sounds.

    Apple Computer Inc. unveiled its Macintosh personal computer. It included sound-sampling technology that could play recorded sounds.

    Macintosh
  • South Carolina-based 3D Systems introduced the first commercially available 3-D printer, pioneering the development of stereolithography

    South Carolina-based 3D Systems introduced the first commercially available 3-D printer, pioneering the development of stereolithography

    3-D
  • 1990s Constructivist Theory spreads

    1990s Constructivist Theory spreads

    Constructivist Theory
  • Dress down Fridays became commonplace and gradually developed into a more casual work dress code altogether, with 53% of companies allowing casual dress in 1998, up from 7 % in 1992. Khaki pants and polo shirts or denim shirts were the work-place norm.

    Dress down Fridays became commonplace and gradually developed into a more casual work dress code altogether, with 53% of companies allowing casual dress in 1998, up from 7 % in 1992. Khaki pants and polo shirts or denim shirts were the work-place norm.

    Casual Friday
  • U.S. Congress passes Nutrition Labeling and Education Act requiring standardized listing of ingredients and serving sizes on food products.

    U.S. Congress passes Nutrition Labeling and Education Act requiring standardized listing of ingredients and serving sizes on food products.

  • In the 1990's the United States played the role of world policeman, sometimes alone but more often in alliances The decade was to end much as it began with U.S. forces deployed in many countries, and the U.S. playing arbitrator, enforcer, and peace keeper

    In the 1990's the United States played the role of world policeman, sometimes alone but more often in alliances The decade was to end much as it began with U.S. forces deployed in many countries, and the U.S. playing arbitrator, enforcer, and peace keeper

    US Military
  • Period: to

    Wave 4 Communication Age

    Widespread use of the internet for personal and business communication
    Sophisticated communication tools: cell phones, email, texting, teleconferencing, Skype, podcasts....
  • Intel introduced its Pentium processor (80586): 64 bits-60 MHz-100+ MIPS.

    Intel introduced its Pentium processor (80586): 64 bits-60 MHz-100+ MIPS.

    [Pentium](www.intel.com/pressroom/kits/quickreffam.htm#pentium)
  • Lou Gerstner turns IBM around

    Lou Gerstner turns IBM around

    Lou Gerstner
  • Bernie Dodge and Tom March developed Webquest

    Bernie Dodge and Tom March developed Webquest

    Bernie Dodge
  • AOL goes to flat rate pricing

    AOL goes to flat rate pricing

    AOL
  • FDA loosens restrictions on direct-to-consumer advertising of prescription drugs

    FDA loosens restrictions on direct-to-consumer advertising of prescription drugs

  • The first (digital video disk) DVD players came on the market.

    The first (digital video disk) DVD players came on the market.

    [DVDs](didyouknow.org/dvd/dvdhistory)
  • Google.com is available in 26 languages

    Google.com is available in 26 languages

    Google
  • Apple introduced the iPod, a breakthrough MP3 music player that packs up to 1,000 CD-quality songs into an ultra-portable, 6.5 ounce design that fits in your pocket, at a cost of $399.

    Apple introduced the iPod, a breakthrough MP3 music player that packs up to 1,000 CD-quality songs into an ultra-portable, 6.5 ounce design that fits in your pocket, at a cost of $399.

    [iPod](www.apple.com/pr/library/2001/oct/23ipod.html)
  • May 19, 2002—Researchers from NCI reported that the molecularly targeted drug bevacizumab slowed tumor growth in patients with metastatic renal cell carcinoma, the most common form of kidney cancer in adults.

    May 19, 2002—Researchers from NCI reported that the molecularly targeted drug bevacizumab slowed tumor growth in patients with metastatic renal cell carcinoma, the most common form of kidney cancer in adults.

  • The volume of complaints about deceptive advertising becomes so heavy that the Federal Trade Commission sets up a separate Board of Investigation to oversee their disposition

    The volume of complaints about deceptive advertising becomes so heavy that the Federal Trade Commission sets up a separate Board of Investigation to oversee their disposition

  • Google's initial public offering of 19,605,052 shares of Class A common stock takes place on Wall Street on Aughts 18. Opening price: $85 per share

    Google's initial public offering of 19,605,052 shares of Class A common stock takes place on Wall Street on Aughts 18. Opening price: $85 per share

    Stock
  • In a continuing shift of the retail industry to new platforms, the one billionth song is downloaded from the internet music store, Apple iTunes. This shift comes at the expense of many brick and mortar chains, including Tower Records.

    In a continuing shift of the retail industry to new platforms, the one billionth song is downloaded from the internet music store, Apple iTunes. This shift comes at the expense of many brick and mortar chains, including Tower Records.

    itunes
  • Hitachi announced the 1st 1-terrabyte hard drive, eclipsing Seagate’s 750 gigabyte drives

    Hitachi announced the 1st 1-terrabyte hard drive, eclipsing Seagate’s 750 gigabyte drives

    Hitachi
  • The Cancer Genome Atlas Reports First Results of Comprehensive Study of Brain Tumors—This large-scale, comprehensive study examines the most common form of brain cancer, glioblastoma.

    The Cancer Genome Atlas Reports First Results of Comprehensive Study of Brain Tumors—This large-scale, comprehensive study examines the most common form of brain cancer, glioblastoma.

  • November 4, 2008 - Barack Obama, Democratic Senator from Illinois, the land of Abraham Lincoln, wins a landslide margin in the Electoral College, 365 to 173 in the election for the 44th President of the USA over John McCain, making him the first African-A

    November 4, 2008 - Barack Obama, Democratic Senator from Illinois, the land of Abraham Lincoln, wins a landslide margin in the Electoral College, 365 to 173 in the election for the 44th President of the USA over John McCain, making him the first African-A

    [Obama](www.barackobama.com)
  • ADDIE Model of Intructional Technology/ Rapid Prototyping is introduced

    ADDIE Model of Intructional Technology/ Rapid Prototyping is introduced

    Rapid Prototyping
  • iPad introduced

    iPad introduced

    iPad