Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.

Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

Want to do something a little different for Dad this year? Have your child design his very own Father's Day "Greatest Hits CD" card.

Encourage your fourth grader to develop their critical thinking and critical writing skills with this Critics' Choice movie booklet for your family.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

Help your fourth grade scientist practice measurement, and make a scrumptious, healthy summer cheesecake in the process!

In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

Celebrate Earth Day by making a poster that encourages people not to litter.

In this design challenge, your child will create a parachute for a small toy using typical household items.

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

Have your child kick off their summer vacation by making a miniature water slide!