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.

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!

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

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

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

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!

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?

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.

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

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

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.

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

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

Making decorative pottery is a great way to experiment with making patterns and texture on a traditionally smooth surface.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

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

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

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

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

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

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

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

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

This Pysanky egg-decorating activity is perfect for young artists. Bring a little color and creativity to any holiday with this traditional Ukrainian craft.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

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