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

Have you ever noticed the way a dropped stone makes a fun pattern in a pond or lake? What's the science behind these splashy occurrences?

What is condensation? Little mad scientists will learn about condensation, states of matter, and air pressure by conducting this cool science experiment.

This science fair project explores how osmotic pressure forces water through the root up into the plant.

This project investigates the affect of storage temperature on microwave popcorn.

In this science fair project, learn how a mineral streak is made and how it can help identify an unknown mineral.

What is mulch? Kids will provide soil with a wet blanket of mulch and see if that helps keep drought-stricken soil damp.

Experiment about connection of senses of taste and smell. Using blindfold and noseplugs, administer blind taste test. Analyze results and organize data.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

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.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

Do lefties just write different or are their brains different? This science project has students explore what it means to be left handed.

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

Wonder why bugs always fly around your lights at night? This experiment determines whether insects are attracted to the heat or the light.

Find out which kind of bubble wrap fares best when put in impact.

This science fair project idea provides evidence that air is everywhere and takes up space.

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

This science fair project idea investigates if heat from direct sunlight is hotter than heat from reflected sunlight.

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

This science project teaches students about organic farming and the benefits and disadvantages of commercial plant food.

This science fair project idea explores whether color affects a person's emotional state.

Soil and energy don't go together, right? That would be as bizarre as a pairing of peanut butter and marshmallows! Well, actually...

In this simple circular motion experiment, you'll observe tangential velocity and learn about how acceleration and centripetal force affect an object.

How do organic materials become soil? This science experiment measures what materials biodegrade.

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

What chromosome combinations determine a fetus gender? Use probability to think about whether a sperm and ovum will create a male or female in this project.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.