What is the hydrologic cycle and how does it work? Check out this fun and easy science project where you will model and learn about Earth's water cycle!

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

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

How much does 100 weigh? Play this fun guessing game with your child to commemorate the 100th day of school.

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.

Work on division with remainders in this fun fourth grade math board game.

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

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.

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.

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

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

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.

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

Try this recipe with your child and explore Ethiopia through one of its dietary staples: injera, or flat bread!

These delicious Easter Basket Cupcakes are a simple, creative holiday treat. These cupcakes sit in waffle bowls with festive coconut grass and jellybean eggs.

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

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

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

Thanksgiving is a time to be with loved ones. It's also a time to chow down! Need help in the kitchen? There's no better helper than an avid fourth grader.

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

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

Make this delectable custard, meringue, and graham cracker pie will give your fifth grader practice with measurement and get him interested in the kitchen.

Here's a hands-on way to help your child understand how common fractions can be equivalent.

This kinesthetic game will help your child practice rounding and get the adrenaline rushing!

This science fair project idea deals with the qualities of shade on a sunny day.

Analyze this simple betting game with your fourth grade student in order to discuss probability.