Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

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

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

Roasting pumpkin seeds makes for a great Halloween activity, and a healthy snack!

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

Popsicles aren't just for the summertime, this activity takes cold and turns it into a creative and tasty science experiment.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

This science fair project idea explores alcoholic fermentation at work by making your own soda.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

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

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

This science fair project idea investigates how color affects temperature.

Learn with makes water molecules work with this fun and easy science activity!

This science fair project idea determines the most effective method of preserving food.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

This science fair project idea determines if the color of light affects the growth of plants.

Total alkalinity and pH personal care products are controlled to prevent skin irritation. Learn more about basic and acidic substances in this science project.

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

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

Help your child create a magical miniature garden in the most unlikely of places: a recycled plastic bottle!

Perk up your front porch with this hanging vase craft, perfect for spring and for getting kids outdoors!

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

Here's a fourth grade science craft with lots of benefits: it's good for birds, good for your child's learning, and good for the planet, too.

Have your child kick off their summer vacation by making a miniature water slide!

This science fair project investigates why the number of visible stars changes from place to place.

This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.