This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

This science fair project teaches students about wilting and browning of salad greens.

The objective of this science project is to determine the relationship between carbon dioxide gas and the temperature of the atmosphere.

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

Think about the adaptive utility of an important aspect of our physiology.

Check out this science project idea that will have your kid investigate how dots (also known as pixels) are used to create digital photographs.

Enjoy those warm spring and summer nights with your child while teaching some basic astronomy at the same time.

Science fair project idea that measures fuel efficiency in cars. Calculate cost per mile by comparing fuel cost and consumption data.

The objective of this science fair project is to understand the effects of multitasking on the quality of work that is produced.

This science fair project idea observes products available in the school cafeteria and waste produced by these products.

This middle school science fair project determines whether DNA is most easily extracted from under-ripe, ripe, or over-ripe strawberries.

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!

Check out is fun science fair project idea to learn about heat transfer and why certain insulating materials are more practical than others.

The purpose of this project is to determine if there are fluctuations in the rising and the setting of the sun and the position of the earth as it rotates.

In this fun science fair project idea learn the difference between additive and subtractive color and why they are handled differently.

The goal of this science fair project is to assess the acidity levels of common food and household products using pH test strips.

The objective of this science fair project is to examine the cleanliness of salad preparation techniques.

In this challenge, students are tasked with creating a model roller coaster that a marble can travel through.

This science fair project idea determines what household items are good conductors of electricity.

The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

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

Kids will love making clouds and learning how to make a water cycle model in this fun science fair project idea that explores evaporation and precipitation.

Figure out which fruit has the most vitamin C (ascorbic acid) in this fun science project!

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

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!

The Galileo inclined plane physics experiment was one of the first ways scientists calculated acceleration due to gravity. Do it yourself in this project!

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.