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

Teach your child Morse code, and a little bit of history that she'll pick up in a flash!

To make this unique Valentine's Card, all your child will need is his creative mind, some paper, and a pencil.

Most kids love to play spy. Here's a way to have fun with mysterious codes while mastering an ordinary, necessary skill: first grade spelling.

For most second graders, a good secret code is just about irresistible. Here's one that builds math facts while you're at it!

This science fair project idea investigates how color affects temperature.

Help you child burn his very own CD with all of his favorite color songs to create a compilation album that is truly one of a kind.

Here's a simple math activity that has your child using her basic addition facts to solve a secret code.

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

This science fair project idea experiments with spinning color wheels and optical illusions.

Word color association is just a fancy way to talk about the way we connect colors with words.

This science fair project idea determines if the color of light affects the growth of plants.

Your kid will be captivated as she watches liquids change color before her very eyes during this fun science project that introduces some chemistry basics.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

This project examines if computer screen and text color affect retention and if people subconsciously prefer combinations of colors that help their retention.

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

Enjoy the beautiful outdoors and indulge in a colorful game of I Spy while you're at it! It's just as fun as classic I Spy but twice as educational.

Help your curious third grader construct a dazzling spinning wheel that will teach him about the science behind colors while providing some silly entertainment!

Learn all about colors with the best teachers of all -- cupcakes!

Did you ever think you could make colors disappear right before your eyes? This science experiment is just like a magic trick: now you see it, now you don't!

This project makes learning the difference between warm and cool colors easy and fun. And it's a great intro to complimentary colors - great for pop art!

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

Engage your children with this fun fall activity that integrates math and science. First, your child will excavate to find leaves. Next, they'll examine them to determine the colors. Then, your child will graph their findings.

In this experiment we will be determining whether birds prefer certain colors of seed.

Try adding a splash of color to editing and revising with rainbow editing.

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

Try this fall-inspired art activity with your child to teach some basic art principles about color, pattern and texture.

Redecorate the smart way -- pillow covers are a fast, fun and easy craft that can transform a room with an artsy punch of color.

Forget store-bought dyes this Easter: color your Easter eggs with natural dyes made with ingredients from your own kitchen in this 1st grade activity.