Playing the Number Sentence Game with your child gives him the opportunity to practice ordering and comparing numbers using symbols.

It can feel good to hit something when you're mad. The more your child pounds, squeezes, and mashes this dough, the better these play dough cookies will taste!

In this design challenge, your child will create a parachute for a small toy using typical household items.

Your first grader will enjoy creating his own leprechaun from a recycled toilet paper tube.

Find out which type of sponge holds the most water.

Take paper football to the next level by creating a "field" with objects from around the house. A great indoor and rainy-day activity.

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

Here's a science and nature activity to help your kindergartener get outdoors and learn about the structure of leaves.

Even if sweet potatoes aren't your kid's favorite, try topping them with fluffy marshmallows -- it will be tough to find a child who can resist!

Make learning how to calculate surface area easy and fun using this simple hands-on approach.

Combine rhymes, riddles and poetry with a terse verse! What do you call floral electricity? Flower Power!

Celebrate the Jewish New Year, Rosh Hashanah, by helping your child to create a papier mache shofar.

Add a sugary kick to your traditional breakfast foods with this gingerbread-shaped cereal snack!

Turn any sunny summer day into a fun and special occasion by having a watermelon seed spitting contest!

Your first grader can create this cute heart puzzle with craft sticks and watercolor paints to challenge her friends!

Your child will have a blast creating this adorable black cat with a cardboard tube and some pipe cleaners. A perfect craft for Halloween decorating!

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

Here's an activity to teach your fourth grader how to reflect on her past year and set specific, attainable goals to reach in the New Year.

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

In this cool experiment, learn about the forces of resistance in a liquid and race marbles in a cylinder to find out which fluids have a high viscosity.

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.

This science fair project idea examines reptile behavior and to determine whether reptiles are more active during warmer temperatures.

Find out whether people within a family tend to have matching fingerprints.

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.

Your child will "build" a snowman and lace her way around the paper plates, boosting her manual dexterity and hand-eye coordination.

Here's a fun activity that will have your child researching, collecting, and charting plant specimens from the neighborhood.

Can you plant the insect-attracting borage plant to increase the amount of beneficial insects in your garden? Find out in this experiment!

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

Celebrate Labor Day with this fun activity. Show your child how to make a "career book" and explore the many jobs that people have, while practicing writing.