Activity 22

By NoraLanda
  • 3498 BCE

    Obelisk

  • 2000 BCE

    Water clock

  • 1497 BCE

    Sundial

  • 70

    Candle clock

  • 1088

    Mechanical clock

  • 1300

    Sandglass

  • 1500

    Harrison timepiece

  • Pewndulum clock

  • Digital clock

  • Atomic clock

Plan projects on a visual timeline

Map milestones, phases, deadlines, and key events in one place so the sequence is easier to see and share. Timetoast is a timeline maker for work, school, research, and stories.

Start a project timeline