This project determines what category of person is most likely to be ticklish.

Children use their design thinking skills and powers of observation to create and construct a bird nest.

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

You and your child can create this beautiful butterfly mobile for hanging anywhere in the home (and learn about this magical creature while you're at it).

Conduct a simple experiment with your child to study how dirt tracks change as they age in this 1st grade science activity.

Reuse and recycle cardboard tubes to make spooky spiders, kooky caterpillars, wacky worms, and more.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

This science fair project idea identifies trees using a dichotomous key.

In this activity, your learner will be challenged to create their own tic-tac-toe grid out of building blocks.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

This science fair project idea determines which method of hand cleansing is the most effective.

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

In this activity, your child will be challenged to build a tall tower out of building bricks! The instructions include questions prompts to guide students through the design challenge.

Explore if planting seeds in a certain direction will affect how fast it germinates.

If your child aspires to be the next Frank Lloyd Wright, we've got some tips on building sand castles that last.

Explore how dielectric heating comes into play when microwaving various liquids in this science project. This test will help you understand how microwaves work!

Demonstrate how you can make your own compass using a magnetized needle. It also allows you to compare magnetic north and geographic north.

Kids will explore the corrosiveness of soda in this cool science fair project by leaving pennies submerged in soda overnight.

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

In this activity, your child will be challenged to make a tower using paper cups.

Inspire your child to learn about an amazing animal as she creates her very own polar bear habitat.

Learn about different fern fronds with your third grader as you create lacy, natural decorations on your Easter eggs this year.

Help your child create a garden journal sketchbook as she observes and records the natural world through the changing seasons.

Check out this cool science fair project idea to explore which other common animals besides scorpions glow under a UV Black light.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

In this science fair project, students create their own miniature salt flats at home.