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In this experiment, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.

This fun activity makes use of pasta shells, paint, and glue make a crab while your child learns about this unique creature.

This science project teaches students to classify different shapes of leaves.

Find out whether optical mice are useful on all surfaces or if there are drawbacks to this supposedly superior solution to the traditional roller-ball mouse.

Teach your child about recycling and gardening as she re-uses an empty plastic milk gallon jug to craft a swan-shaped plant container!

What happens when light hits a hard surface? Find out by conducting a simple light reflection experiment with your preschooler.

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

The objective of this science fair project idea is to find out whether refrigerating cosmetics will extend their shelf-life and longevity.

How much gas is released into your stomach by your favorite beverages? This project examines which beverages produce the most gas.

What is the coldest temperature possible? In this cool experiment, you'll calculate absolute zero by extrapolating data on the temperature and volume of gas.

Determine the efficiency of multi-tasking by comparing how long it takes students to complete different tasks. Collate data, complete Summary Chart.

Determine whether carpet placed on a lawn will kill grass and weeds. Choose an area of lawn that you would like to remove, record grass that is dead or dying.

Learn about endothermic and exothermic reactions and energy exchange by experimenting with temperature change in chemical reactions.

Science fair project that demonstrates the principle of conservation of mass by conducting a chemical reaction inside a sealed Ziploc bag.

Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.

Explore properties of liquids and how temperature and salinity effect surface tension of liquids in this fun- filled science fair project idea.

For this activity your child will use the ready made glycerin base to create elegant rose petal hand soaps.

Challenge your learner to design and build a city of their own in this creative engineering activity.

This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

Here's a science and nature activity to help your kindergartener get outdoors and learn about the structure of leaves.

Can you stain teeth with tea, coffee, or coke? Explore how in this science fair project idea.

What's the quickest way to separate salt and pepper? Let static electricity do the work! Your child will be fascinated by this simple experiment.

Help your first grader explore the world of scientific measurement by "weighing" fruit with a "water scale"!

Fibonacci sequences have been observed throughout nature, like in leaves and flowers. In this project, students find examples of the Fibonacci sequence.

This science fair project idea creates a sedimentary rock and to investigate what takes place during the rock cycle.

Every time a sound is produced it emits a sound wave. This experiment demonstrates how sound travels, using nothing more than a spoon and a string!

This simple activity is not only fun, it's also a useful way to organize children's closets — and offer kids some autonomy to boot.

Learn about calorimetry, make a bomb calorimeter, and experiment with combusting different nuts to see which one produces the most energy!

These science fair experiments demonstrate the chemistry of rust and the oxidation process.