Chemistry isn't just incredible ... sometimes its edible! These crystal lollipops are a delicious introduction to chemistry concepts.

This project compares test subjects' responses to whining and other "attachment" and attention-getting sounds to determine which sounds are most distracting.

Want to help make studying the nervous system a little more fun? This thinking cap is a great way to learn external human brain anatomy.

Take a look at forensic science with your child. She'll learn how to take a shoe impression, just like the detectives do!

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

Measure the effectiveness of detergent containing a UV-absorbing compound in blocking UV-A radiation. Use black light and UV detecting beads.

This science fair project will help learners determine whether algae can be made to grow by feeding it supplementary carbon dioxide.

Test your friends to find out if you can replicate the placebo effect's incredible results.

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

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

Test of the effect of exercise on rote memory. Prepare a single list of 40 randomly chosen words. Have volunteers recall as many words as possible.

Making your own glass cleaner is easy, effective and inexpensive!

This science fair project idea studies past and current fads and trends.

Determine the effect of reading aloud on memory skills. Prepare a list of randomly chosen words, ask volunteers to recall as many as possible from the list.

Explore convex and concave objects and how they reflect light.

This is a quick, easy science fair project that conveys the idea of density to upper elementary students.

Do thick liquids flow faster than thin liquids? Examine water and syrup's viscosity and inertia to learn about the Reynolds Number, laminar and turbulent flow.

This cool air pressure demonstration has kids break a ruler using only a newspaper and atmospheric pressure.

This science fair project idea determines if the temperature of rubber effects how high it bounces.

This science fair project determines what effect substances have on ice, and which of these products most effectively melts ice.

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.

This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.

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

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

This science fair project idea focuses on the production of oxygen by plants during the photosynthesis process.

In this science project, young children observe, record, and create collections of colors in their world and increase their powers of observation.

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!

In this science fair project, young children observe, record, and create collections of shapes in their world and increase their powers of observation.