These secret code activities are fun, and also provide fourth graders with great opportunities to practice language development and logical reasoning.

Find out whether a longer airplane will fly farther or a wider paper airplane.

This bookmark is a helpful tool to use during and after reading to remind your child of "good reader" strategies that she can use on her own.

Make a clay sculpture of a fall tree to celebrate the changing seasons and bring out the artist in your third grader.

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.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

In this activity you and your child will learn about the African Americans that changed history in a fun quiz format.

Your fourth grader will hone his fine motor skills and learn to follow directions as he creates this recycled angel tree topper out of an ordinary soda bottle!

This crazy-easy felt sandwich sewing project is a fun way to get your child interested in the art of sewing.

The project determines which type of birds prefer which type of birdseed.

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

Make a kaleidoscope at home to teach your child about the color spectrum and mirror science.

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

Incorporate some math and science thinking into your annual fall fun with this pumpkin investigation activity! Your child will have a blast investigating various ways of measuring pumpkins, making estimates, taking measurements, and recording their findin

This balloon-powered car project is a great way for your kid to learn about energy and how it can be used efficiently.

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

Help your second grader celebrate the legacy of Dr. Martin Luther King with this rainbow table mat.

Help your third grader make the Scoop 'N Catch--a great choice for a fun and inexpensive afternoon.

Invite your second grader to help you measure and mix these fresh, cool concoctions!

These delicious Easter Basket Cupcakes are a simple, creative holiday treat. These cupcakes sit in waffle bowls with festive coconut grass and jellybean eggs.

Bring the zoo to you with this fun second grade arts and crafts activity: make a mini menagerie using colored pipe cleaners, a pencil and marker, and eyes!

Does your child love Roly, the orange cat from our Brainzy games? Create the perfect dress-up costume and bring your child’s dreams to life!

What are the effects of fertilizer on plant growth? What's the best fertilizer type (solid, liquid or powder)? Kids find out in this science fair project idea.