How do crystals form? In this science fair project, students will use three different saturated solutions to see how different minerals form crystals over time.

Check out this cool science fair idea on why hard fruits become soft and learn how to compare the sugar content between ripe and unripe fruits.

Science fair project that compares tap water and bottled water for the presence of common impurities.

Science fair project that creates fog using bottles of hot and cold water.

Check out this fun science project idea on ecological succession and learn the main difference between primary and secondary succession.

Science fair project that determines the correlation between wind direction and subsequent weather patterns.

Reinforce your child’s understanding of the alphabet by helping them construct all of the letters using pipe cleaners.

Play Rock Tic-Tac-Toe, the perfect outdoor game for all ages. Help your child develop thinking skills and get away from the TV!

This science fair project idea investigates the relationship between memory and age.

This project examines whether and what associations exist between numbers and letters and colors.

This fun science fair project idea helps students learn how acid rains are formed and explore how acid rain damages the environment.

By dropping a magnet through a copper tube, kids observe the cool (and bizarre) braking effect produced by the eddy currents predicted by Lenz's law.

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

Science fair project which examines how stopping a tomato's ripening process using the enzyme ethylene effects the tomato plant and its reproduction cycle.

This research project teaches students about synesthesia, a neurological condition that causes sensory overlap.

Find out whether a longer airplane will fly farther or a wider paper airplane.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

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

Here's a great early reading and science activity for curious children. Learn how to plant your child's name in seeds for a growing writing activity!

The objective of this experiment is to evaluate the effects of acid rain on plants.

Wild-type and GAPDH mutant Caenorhabditis elegans were used as an example of how glucose or sugar affects the lifespan of humans.

Do people only "hear" what they want to hear? Explore pareidolia and psychoacoustics with this easy science fair project that pits melody against white noise.

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

High school students learn about resistance, resistivity, and if copper is the best metal conductor in this great physics science fair project idea.

Learn about our cognitive capacity of attention and to learn about factors that influence attention.

This science fair project idea examines whether boys and girls differ in reflexes.

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

The goal of this project is to create an exciting topographical map out of dough.

This science fair project idea examines whether people can decode scrambled messages.