Chlorine and chloramine are added to our tap water to kill harmful microorganisms. What is the best way to filter these disinfectants in your drinking water?

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

This experiment works due to a simple principle: plants need light. Build a shoebox maze and watch the plant work though the obstacle course, searching for sun.

Have your child observe, measure and record the amount of space objects occupy, and you'll have an inside space explorer on your hands in no time!

Your child can turn cookie dough into a big pile of colorful painted fall leaves ready for eating!

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

Pumpkin carving party activities are great for a pre-Halloween party. Try pumpkin carving party activities, including jack-o'-lantern ideas and fall recipes.

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

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!

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

Topped with roasted pumpkin, prosciutto, herbs, and feta, these pita pizzas are a healthy, seasonal alternative to your classic pie.

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.

A food groups plate shows your child what category her foods belong in. Make a food groups plate with your child before dinnertime.

In this activity, have your second grader practice measuring by finding the height, weight, and length of their most treasured toy!

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

This measurement activity uses feet to compare objects, but not the ones found on rulers and measuring sticks...the feet on your child's own body!

Whatever is stacked in your cupboard can be used to help your child learn how to compare fractions and decimals. A great hands-on math lesson!

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

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

Introduce your child to science with something they see everyday--their shadow!

Forget store-bought dyes this Easter: color your Easter eggs with natural dyes made with ingredients from your own kitchen in this 1st grade activity.

Any time is the perfect time to whip up a delicious batch of fluffy pumpkin cookies.

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

These pretzel reindeer cookies are a great holiday recipe for kids to make. Rudolph and the whole gang agree!

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

This Christmas plate features your child's favorite holiday things through drawings. Make a Christmas plate with your child this holiday season.

Get back into school with this exciting architecture exploration! In this craft activity your child will research, draw, and build his own school.