This simple experiment serves as an introduction to the greenhouse effect.

This science fair project idea identifies clouds as a means of predicting the weather.

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.

This fall, bake some festive caramel apple cupcakes with your second grader and help her build her math skills while you're at it!

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 experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

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

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

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

This science fair project idea explores whether mint, known for its âcooling sensationâ really does lower temperatures.

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?

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

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.

Use playing cards to learn about temperature as well as positive and negative integers in this fourth grade math game.

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.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

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.

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!

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

This recipes is so easy your child gets to be master chef for this kitchen activity. He'll bake peanut butter banana oatmeal cookies that happen to be vegan!

Hiding protein-rich quinoa and a variety of fresh vegetables, these meatballs are the perfect answer to kid food woes.

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

Transform your kitchen table into a winter wonderland with a cookie and cocoa party that looks freshly dusted with snow.

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

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

Making metric conversions is a difficult concept to master. Get in some extra practice by playing this Tic-Tac-Toe game with your learner.

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.