Introduce your fourth or fifth grader to volume by having him build rectangular prisms, and then count each sugar cube to check his volume calculations.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

Got a kid who loves fashion? Help her develop her own unique style with this tie-dye project using natural dyes.

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

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

Using simple materials found around your home, you can reinforce the static electricity concept by helping your child build a simple device with zapping power!

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.

The crust is fun for kids to mix and roll out, and the filling overflows with vitamin and anti-oxidant packed berries!

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

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

Compare animal and plant fats and observe, and record, and draw conclusions about their similarities and differences.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

Do you think heat can affect a plant's growth rate?

Instead of loading up on mayonnaise based potato salad, your child can whip up something healthier: German potato salad!

Use this great no-bake recipe to save energy and keep cool.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

Practice conversions within the metric system in this fun math card game for third graders.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

Homemade Halloween treats make great party foods for an All Hallow's Eve get together. These four homemade Halloween treats are scary-good.

Add these fun chocolate Groundhog Day cupcakes to your holiday desert recipe repertoire! They're fun to make with your kids and a delicious winter snack.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

The project investigates the affect music has on plant growth while experimenting with rock, classical and no music.

How powerful is the reaction between baking soda and vinegar? Find out here!

This little chick is so cute that your child will want to make a whole flock to call her own.

Celebrate Dia de los Muertos by baking pan de muerto. In this 5th-6th grade activity, your child will explore another culture while learning about baking.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!