Glen Phelan

The Quest to Uncover the Structure of DNA

Double Helix

Traces the historical and scientific path to understanding the laws of motion and gravity, and examines the discoveries of scientists including Copernicus, Galileo, and Isaac Newton.

The Quest to Define the Laws of Motion

Invisible Force

National Geographic Learning

Explores the motion of Earth in relation to the sun, explaining why night and day and the seasons occur. Shows Earth's place in the solar system, and discusses some differences between Earth and other planets. Briefly discusses calendars, including Stonehenge.

Glen Phelan

Books

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