Timeline of Biology’s Big Discoveries

Bring the story of science to life with the Timeline of Biology’s Big Discoveries Activity, a collaborative project where students explore the most groundbreaking moments in biological history. From the first glimpse of a cell to the cloning of Dolly the Sheep, students investigate key discoveries and the scientists behind them—while creating a vibrant timeline that charts biology’s evolution.

Why Teachers Love This Activity:

• Engaging Collaboration – Encourages teamwork and discussion as students research and piece together biology’s major milestones
• Historical Context – Helps students connect past scientific achievements to modern advancements and real-world relevance
• Builds Research & Analysis Skills – Students dive into guided research and reflect on how discoveries shape current scientific understanding
• Flexible Use – Works well as part of a nature of science unit, a historical overview, or a creative group assignment
• Middle & High School Friendly – Designed to suit a variety of grade levels and classroom needs

What’s Included?

• Student Activity – Guided timeline project with prompts, research support, and discussion questions
• Teacher Guide – Tips for implementation, timeline suggestions, and discussion facilitation

Pro Tip: Display the final timelines around your classroom or create a digital gallery walk so students can showcase and learn from each other’s work!