Showing Results for shapes k : Page 2

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

Roasting pumpkin seeds makes for a great Halloween activity, and a healthy snack!

This classic children's game demonstrates how sound travels through air vs. through a solid.

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.

This science fair project idea examines the reason boats are shaped and engineered.

Is it a square or a circle? See if you can trick your friends with this zany science project!

Learn about magnifying glasses, concave lenses and inverted images by sending rays of light through a magnifying glass in this cool science fair project!

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

Magnets vary in strength. Have your young scientist figure out which kind of magnet is the strongest when you have him conduct this attractive experiment.

Who says snow globes are just for winter? Help your child create a summer version with this fun art project!

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.