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.

As your fifth grader brainstorms and creates a plan for peace, your child will give his creativity and fine motor skills a boost!

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

Here's a great activity that will bring out the performer in your child!

The buoyant force of water explains why some objects float in water. But why do some objects sink? Find out in this physics experiment and learn about density.

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

Test whether plants can grow without sunlight and water.

Get your kids in the kitchen this Fourth of July and celebrate the holiday with some delicious and nutritious kid-friendly recipes!

This game is a great way to help your child remember the names of shapes. Give it a go and before you know it, your kid will have all her shapes down pat.

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

Your child will learn science and make a fun new malleable toy with this balloon sandbag science experiment.

Are you looking for a new way to help your fourth grader celebrate New Year's Day? Try this Flash Back Book!

This project examines whether playing music during class helps students learn or if it distracts students from learning.

Being a kid is hard work. Soothe stresses and calm fears with this DIY Zen garden -- all you need is sand, stones and a shoebox.

Learn how to make a trick-or-treat bag for Halloween. See how to make a decorative trick-or-treat bag with this Halloween craft tutorial.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

Have fun making recycled paper using scraps of used paper in your home with this hands-on project.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

Kids will learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.

Show your child how to construct a homemade thermometer. It's hands-on fun and a great way to learn about this important instrument!

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

Explore African and Asian traditions with this recipe for homemade henna ink!

Here's a fun way for your child to exercise his writing chops...and prove a point! A great way to practice persuasive writing.

A DIY diffuser is a budget-friendly item that will add a pleasant fragrance to your home. Make a DIY diffuser with your child for great Valentine's Day gift.

There are hundreds of properties in rocks which you can describe, so get your geology goggles on and get ready to rock your child's science skills.