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3rd grade
Engineering
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What Is a Compound Microscope?
Science Project
What Is a Compound Microscope?
What is a compound microscope? Kids find out by making one of their own in this cool science fair project.
3rd grade
Science
Science Project
Third-Class Levers in the Human Body
Science Project
Third-Class Levers in the Human Body
Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!
3rd grade
Science
Science Project
Keep the Boat Afloat
Keep the Boat Afloat
Science Project
Keep the Boat Afloat
This science fair project idea examines the reason boats are shaped and engineered.
3rd grade
Science
Science Project
Bridge Over Troubled Water
Bridge Over Troubled Water
Science Project
Bridge Over Troubled Water
This science fair project idea explores how length affects the weight a bridge can hold.
3rd grade
Science
Science Project