This science fair project determines which type of physical activity most improves memory.

We all know that the Moon has different phases, but it can be hard to figure out why. Try this activity to see how the Moon's phases really work.

Learn about what happens to a current-carrying wire in a magnetic field in this cool electromagnetism experiment!

Create a three-dimensional X-ray of your child's hand in this simple modeling activity. All you need to get started are black paper and drinking straws

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

Explore the best way to store popcorn kernels. It examines the impact of moisture and temperature on unpopped kernels.

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.

This science fair project idea explores if objects dropped from a high distance will equal a greater impact force than the object dropped from a low distance.

Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

Soil is made up of different layers. How far down do you need to dig to find the soil horizon, or the place where bits of leaves and branches become soil?

In this science fair project on the relationship between distance and time, kids explore the behavior of gravitational acceleration through direct observation.

This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.

The garden is the perfect place to practice math and science with preschoolers. Get digging (and counting, sorting, observing at the same time!)

Research information on vitamin content in foods, Examine the effect of vitamins, test organic samples of fruits, meats, grains for vitamin content.

This experiment works due to a simple principle: plants need light. Build a shoebox maze and watch the plant work though the obstacle course, searching for sun.

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

Dinosaurs were huge creatures that left behind huge footprints that lasted for millions of years. In this science fair project, kids learn how dinosaur tracks were left behind!

This project examines the affect of temperature on viscosity and surface tension of different liquids.

Determine whether people can actually taste the difference between âhealthyâ cookies and the traditional version.

Here's a fun activity that will have your child researching, collecting, and charting plant specimens from the neighborhood.

Science fair project idea examines what is remembered from high school education. Formulate and administer high school curriculum tests to adults over 21.

Kids will explore the corrosiveness of soda in this cool science fair project by leaving pennies submerged in soda overnight.

The objective of this experiment is to find out if cooked beans grow faster, if at all, than uncooked beans.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Is it a square or a circle? See if you can trick your friends with this zany science project!

Free science fair project idea that measures change in flexibility with age, using a variety of flexibility tests like Sit & Reach.

In this activity, your child will be challenged to make a tower using paper cups.

Score a bull's eye with this cool science fair project on horizontal projectile motion. Guide a marble to its target and predict its trajectory using math!

The objective of this experiment is to identify common materials that absorb sound waves with the greatest efficiency.