This science fair project idea explores how length affects the weight a bridge can hold.

This clay "painting" activity encourages and supports creative development and critical thinking skills.

Challenge your fourth grader to try to recreate the geography of her state using just flour, salt, and water.

This project uses science and art to help students learn and teach others about Earth's endangered and extinct species.

Kids learn about potential energy, and mechanical energy, and how to make power from water with one of our favorite renewable energy projects for kids.

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.