Science fair project that compares the ecology of different soil samples by identifying which sample has the most invertebrates living in it.

Here's a homemade bulletin board project to help your fourth grader's school year start off right.

It's not actually that hard to get energy from garbage! Kids learn how to make biogas in the form of methane with this cool and easy science fair project idea.

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 experiment tests if dog saliva can really help heal wounds.

The objective of this science project is to determine the length of time for different seeds to germinate.

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.

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

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

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

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

This science fair project focuses on the use of the enzyme amylase found in human saliva to break down starch into sugar.