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!

Help your child work on her code breaking and writing skills while covertly developing her analytical thinking skills with this fun activity.

The SAT likes to replace numbers with letters. Here's a game that will show your teen that cracking the code is a lot easier than it looks.

Every year at the Passover Seder, the Ten Plagues are mentioned as part of the ritual. Have your kid draw the plagues to help him remember their importance.

Find sums of 10 in this fun first-grade math card game that helps kids build addition skills. Help your child use critical thinking skills to find the sums.

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.

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

Encourage a bit of mystery and intrigue by teaching your clever kid how to create and use secret codes.

Have the children play a more active role in the Seder by helping them prepare paper puppets that represent the ten plagues.

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

Make practicing addition facts more fun and teach your child the helpful strategy of adding quickly to 10 in this fun and easy-to-make card game!

Here's an activity that will help her figure out the meaning of strange operators by understanding how to use the code key.

Trying to find sums of groups of multiples is a great way to practice your addition. Be sure to double check your work. If you clear all of the cards, you win!

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

Familiarize your preschooler with the concept of numbers one through five and counting with this hands-on activity.

Help your kindergartener practice counting from one to ten with this fun outdoor activity. Make a "My Backyard Counting Book" to review counting to ten.

This project determines how much the rebound rates of tennis balls change after ten games.

Serve up this pretend play activity to your preschooler to give her counting skills a healthy boost.

Get your preschooler ready for kindergarten by helping them learn numbers 1-10 with homemade snowflake counting cards in this arts and crafts activity.

Grandparents are always wondering what to get kids for their birthdays. Try out this idea: a list of 10 little-known facts about Grandma or Grandpa.

Help your child make an imaginative, inexpensive spaceship from recycled materials. When the spaceship is ready, count backwards from ten and then BLAST-OFF!

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

Help your child learn to read! By making their own book, your child can get creative, and practice ten key sight words at the same time.

Here's an activity to help your child create her very own time capsule to unearth and open in one, five, or even ten years later!

You kid can count from one to ten, no problem. They can even do it backward. Work on their addition and subtraction skills with this fun fruit picking activity.

It's a race against time to see how quickly she can color match and correctly place all of the water beads!

In this activity, you and your child will watch a video and learn how the brain easily remembers negative information, but not always positive. You will practice positivity by writing or drawing pictures of 10 positive things that happened today.

Make practicing addition facts more fun and teach your child some helpful strategies with this spin off of the traditional "Go Fish" game.

This social science experiment endeavors to determine whether certain types of animals provide greater physical and mental health benefits to their owners.