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

Here's a fun arts and crafts activity that has you and your child creating a book with a secret hollow!

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

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

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

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

Your child will have loads of fun creating this decorative basket and filling it with a secret gift or goodie before sharing with a friend or family member.

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

Outfit a pair of dark sunglasses with sneaky mirrors for eyes in the back of your head.

Improve your child's memory, focus, and concentration with this outdoor group memory game. For 4th grade, 5th grade, and middle school age children.

Halloween is a great opportunity to look around and see faces that are funny, scary, happy and sad.

This science fair idea project identifies the active ingredients in soap and experiments with the properties of soap.

Does your second grader want to learn a magic trick? Here is a simple trick using only 3 dice and a little bit of addition and subtraction.

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

Photo coasters are a lot of fun, and this tutorial helps you make a unique set of low-cost photo coasters. Craft some photo coasters with your child.

Help your child create a rebus message for a unique Father's Day card or poster; it's like a collage and encoded message all in one!

Here's a brain-challenging treasure hunt for your third grader, calling upon math skills with money and with decimals!

Kids are acutely aware of what's "fair" and what's not. Here's a quirky way to teach your first grader the importance of voting and democracy.

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

Your mother is a treasure, so celebrate her with a fun Motherâs Day Treasure Hunt.

Perform a special St. Patrick's Day magic trick with this fun craft project! 

Teach your kid a fun mathematical magic trick! All you'll need is a deck of cards and basic addition, subtraction, and multiplication skills.

This paper alternative to tie-dye is faster, easier, and (slightly) less messy, only requiring paper, white crayons, and a little imagination.

Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.

Give your child a taste of life in Civil War era America by mixing up a batch of old-fashioned cornbread, adapted from a 19th century recipe.

Enjoy this kid-friendly recipe for Irish soda bread, just in time for St. Patrick's Day!

Children will learn about food waste and conservation, create a poster that lets others know about the importance of food conservation, and make a plan to waste less food and consume with mindfulness.

Delight your budding scientist with this cool physics magic trick and teach her some basic physics concepts while you're at it!