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

Want a fun way to teach your kid to tell time? Making a plate clock is a great way for him to learn how to tell time in a way he'll actually find exciting.

Explore joule heating and resistance vs. temperature with this cool electricity science fair project that gets kids melting ice cubes with resistors.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

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

Help your child practice symmetry with this fun activity that will leave your child with a sweet symmetrical treat!

This potato cannon activity teaches your middle schooler about the principle of Boyle's Law. Make a potato cannon and have a blast learning about science.

Did you ever drink spoiled milk? Find out whether whole milk spoils at the same rate as 2% and skim milk.

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

Science fair project that tests how heat affects the chemical reaction between a seltzer tablet and a glass of water.

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

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!

In this science fair project idea, kids make water dance on the surface of a hot pan with the Leidenfrost Effect.

Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.

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

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!

Make pickled carrots at home! Here's a fun activity to get your child in the kitchen and make something special with no fuss or muss.

Let your preschooler create something cute while making something delicious to eat: create bread sculptures, or shapes of bread dough!

Pfeffernusse are spicy and sweet Christmas cookies from Germany. Make a batch of traditional pfeffernusse this holiday season.

Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.

Find out whether cast iron or regular teflon pans heat up faster and also retain their heat longer.

This science fair project idea quantifies exactly how accurate the cricket thermometer is.

Check out this cool science project idea to explore how temperature creates annual rhythms that govern plant growth.

Determine whether the application of Febreeze will lower the bacterial count.

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

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.

Your child can create his own texture tree, experimenting with design during the process. The result will be a beautiful addition to your holiday decorations

If it's Easter, it must be time for egg hunts. But we have to admit, most kids would rather take a bite out of a yummy cupcake than a hard-boiled egg.

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

A fun activity for a hot day, this will give young kids a chance to experiment with beginning science and math â and splash around in the process!