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This science fair project idea determines effective strategies to help students stay awake and attentive.

Magic, science, or household cleanser? Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.

Help your kindergartener expand social studies and science work while creating this lovely bag clip for the holidays.

This science fair project examines discover whether different formations of deodorant works better for certain skin types.

Build basic projector out of ordinary materials. Create several color transparency slides, demonstrate your creation.

This experiment will determine how different kinds of light affects the strength of bakerâs yeast.

What do you get when you combine science and fairies? Fairy scientists who make their own potion, of course! This activity promotes critical thinking skills as your child mixes, experiments, and creates their very own fairy potions.

In this activity, children will let their imagination run wild as they design and build a new planet in the solar system.

Observe with your third grader what happens when food starts to decompose, and boost science skills simultaneously with this experiment!

Show your child that the simplest ingredients (salt and water) can be used to illustrate the concept of density!

This science fair project idea explores which fruit molds the fastest.

Determine if gender affects the ability to identify different smells.

Find out whether we can create motion in a dish and as a result, create a wonderful and colorful show.

Make this easy composting dessert and then enjoy the yummy results!

Test products which claim to reduce wrinkles, and determine which is the most effective. Test effectiveness over three weeks, using a sample of volunteers.

The purpose of this science project is to investigate which will grow larger plants: compost, soil and Miracle - Gro, a mixture of both.

The purpose of this science fair project is to investigate whether we can simulate how craters are formed and predict their size and shape.

Melt the ice, but save the lawn. The objective of this science fair project is to explore the effects of different substances on melting ice.

Explore joule heating and resistance vs. temperature with this cool electricity science fair project that gets kids melting ice cubes with resistors.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

Explore this fun middle school science fair idea to learn about photosynthesis and the key role of light in the growth of green plants.

This science fair project examines whether ocean water can be made safe to drink.

This science fair project idea determines whether volunteers remember more information presented orally or visually or kinesthetically.

This science fair project idea attempts to train a worm to complete a simple maze in order to find out if worms can learn and remember.

Demonstrate the principle of jet propulsion in this science fair project by building a rocket from household materials.