Most parents probably wouldn't mind subtracting 8-9 years off their age. Here's a fun third grade subtraction activity that may do just that.

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

Take play-dough to the next level with this homemade recipe, adding surprising ingredients perfect for summer!

What happens when colored beams of light mix? You might be surprised.

Transform ordinary metal paper clips into wearable jewelry by adding beads and linking the clips together.

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

Add negative and positive numbers in this fun math card game for fourth graders!

When it comes to money it isnât enough to know how much one coin or bill is worth. Make it all come together for your kid with this shopping activity.

Learn all about cause and effect as your child experiments with an exploding pumpkin in this engaging fall activity! Get the whole family involved with this simple science experiment that is a fun and exciting way to combine Halloween and science.

Help your second grader to a better understanding of how to count and represent money with age old game of tic-tac-toe.

Forget mass-produced, store bought holiday ornaments. Your fifth grader can usher in the holidays by making his own homemade marbled Christmas balls!

Show your child how to concoct a simple duo of household ingredients that changes color as acids and bases are added!

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

Build your child's math skills with this 2nd-3rd grade activity. Similar to a carnival toss, this egg carton toss game is sure to provide hours of fun.

In this activity, your child will get a review of addition, subtraction, multiplication and division using classic domino pieces.

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

This science fair project will help students learn about non-vascular plants, such as mosses.

Nothing beats homemade salsa from scratch! You and your child can concoct a healthy and flavorful condiment to compliment any summer dinner.

This fragrant drawer sachet keeps clothes smelling sweet, and makes for the perfect gift.

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

Help your child learn healthy eating habits by transforming every kid's favorite food into a healthy, flavorful after-school snack.

What is mulch? Kids will provide soil with a wet blanket of mulch and see if that helps keep drought-stricken soil damp.

Draw your own beautiful mandala with this easy technique that ensures symmetrical results every time!

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

Make environmentally friendly, chemical-free toothpaste using one of the most common, inexpensive pantry staples in the American kitchen: baking soda.

Science fair project that examines condensation and the conditions needed in order for dew to form.

Show your child that the simplest ingredients (salt and water) can be used to illustrate the concept of density!