This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

This science fair idea project identifies the active ingredients in soap and experiments with the properties of soap.

This science fair project idea examines reptile behavior and to determine whether reptiles are more active during warmer temperatures.

Research active ingredients in anti-aging creams. Test skin creams on volunteers, document the effectiveness of the creams with before an after photographs.

Explore aromas with your child and help boost her brain power with some fun and interactive science activities.

This fun science fair project idea explains what a circadian rhythm is and explores the types of biological activities that follow a 24 hour cycle in mammals.

What better way to celebrate spring than with a fabulous flower party? Pack the day with fun flower activities and treats for a truly springalicious event!

Show your teen how to make her own beeswax lip balm. It's one of the simplest do-it-yourself activities, and it's fun to make!

This science project has students study a group of volunteer liars actively lying to study the behavior of a lie. Students see if they can figure out the truth.

This science fair project idea compares the cuteness reaction between genders.

Make "fossils" with your child to hide in the sandbox or at the park or the beach, to help your child explore his archaeological side.

Discover which method for odor removal words the best for stifling refrigerator odors.

What does yeast eat? Sugar, of course. But yeast also has some powerful enemies in the form of antifungal agents! Kids test them out in this fun yeast lab.

Learn about nature by making your own mini moss garden.

This two-ingredient dough, sometimes called "moon sand," is a quick and cheap way to let kids explore their senses, build fine motor skills, and play.

Make scented sensory cloud dough. Add it to a sensory table, activity station, or put it in a baggie for extra at-the-park entertainment!

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

The project is to investigate yeast fermentation and its results on hand of latex balloons.

Your preschooler will engage their senses by making a scented pumpkin to decorate your house.

This science fair project idea demonstrates how our fingers prune when in water.

In first grade, children are introduced to fractions. Here's a recipe that combines fraction practice with winter fun and lets kids actually paint the snow!

Help your child create a garden journal sketchbook as she observes and records the natural world through the changing seasons.

This science fair project idea tests the efficiency of short term memory.

This project examines which type of dance burns the most calories.

Help your child build her very own science laboratory at home for experiments and science projects. This is a quick, easy, and fun educational tool!

Discover whether cheap saline solution bottle cleans and disinfects just as well as more expensive kinds formulated with different ingredients.

Check out this cool science fair project idea to explore the relationship between pulse rate and blood pressure in healthy people.

Test the placebo effect in different groups of people.

Use a microscope in this experiment to learn about different kinds of "good bacteria" that turn milk into yogurt!

This activity is a great way to teach kids that, to find examples of science in action, they donât need to look any further than their own backyard.