In this design challenge, your child will make a bottle rocket using typical household items.

Help your child measure breezy weather in her environment by making a wind vane for kids, a simple version of the classic scientific measurement tool.

This science fair project idea investigates how magnetism can defy the force of gravity.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

Create a three-dimensional X-ray of your child's hand in this simple modeling activity. All you need to get started are black paper and drinking straws

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

Encourage your kindergartener to investigate and chronicle the weather she observes during the coldest months of the year.

In this science experiment, do tensile strength test on fishing line, a strand of hair, a rubber band, and any other materials you're curious about!

Slip some science into storm watching with a homemade rain gauge!

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

Your child will do a fun science experiment using soap and pepper flakes to help understand the concepts of water molecules and the surface tension of water.

Help your kid feel like a superhero with this safe and fun science experiment that creates an electrical charge that's like a mini lightning bolt!

Help your child understand the scientific concept of evaporation with this fun outdoor science activity.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

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.

Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

Check out this cool science fair project on identifying rocks and minerals for kids.

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

Encourage local wildlife to settle down in your backyard with this adorable bird nest craft.

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

Children combine an acid and an alkaline substance to simulate a volcano eruption in this fun experiment.

This activity provides a solution to all those leaves on your doorstep, while also giving your child a fun science lesson.

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

Your child will create her own falling snowflakes using white paper and glue them over a tree, so it appears as if they are falling from the sky.

Determine if gender affects the ability to identify different smells.

Let your young adventurer go bug hunting in the great outdoors with their very own bug net!

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.