Geologic Time Scale

  • Saskatchewan is apart of large ancient continent

    Eon: Proterzoic. 2500 million years ago
  • Earth is formed

    4600 million years ago. Eon: Archean

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.