STP 308 By jguizar1999 1789 Pike's Arithmetic Traditional Period: 1800 to 1899 1800s ERA 1821 Colburn's Arithmetic Reform 1834 Botham's Arithmetic Traditional 1858 Brooks' Arithmetic Reform 1879 Rise of psychology as a discipline Period: 1900 to 1945 Progressive Education Era 1925 The Teaching of Physics, by Mann Reform 1939 Teaching the New Arithmetic, by Wilson, Stone, and Dalrymple Reform 1939 WWII begins 1945 WWII ends Period: 1950 to 1970 New Science & New Math Era 1956 Formation of the Physical Science Study Committee (PSSC) 1957 Launch of Sputnik 1960 New Math Junior High School Textbook Traditional 1969 Apollo 11 lands on the moon Period: 1970 to 1990 US Manufacturing jobs begin going overseas Period: 1970 to 1980 Back to Basics Era 1973 Why Johnny Can't Add, by Morris Kline Traditional 1975 Cheap calculators replace slide rules 1983 A Nation as Risk 1989 NCTM's Standards Reform 1989 The "Math Wars" Period: 1989 to 2010 NCTM Era 2010 Common Core is published Period: 2010 to 2020 Common Core Era