Build basic projector out of ordinary materials. Create several color transparency slides, demonstrate your creation.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

Challenge your young dinosaur lover to examine dinosaur footprints and then create their own dinosaur fossil in this hands-on activity.

Consult astronomers for opinions and advice. Devise a mathematical argument regarding the probability of other planets supporting extra-terrestrial life.

This science fair project idea examines the actual cost of three household light bulbs by testing energy consumption.

The objective of this science fair project idea is to explore which brands of "anti-fade" shampoos work the best to keep hair color looking fresh.

Science fair project which uses a camera to observe the surface of a balloon in the moment of its explosion.

Use simple materials to build a "worm hotel" with your kindergarten soil scientist...and see what worms really do all day.

The aim of this science fair project is to examine the differences between brands of bottled water and analyze consumer preferences through a taste test.

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.

Devise list of randomly chosen words, test how many words volunteers can remember. Compare results of adults and children. Which have better memories?

Examine how the tire treads of a bicycle affect its rolling frictional force. Change tires, test speed performance on different terrains.

This science fair project idea determines the most effective method of preserving food.

Here's a fun activity that will have your child teaching you for once, while you find out exactly what she is learning in school.

Place mushroom caps on poster board, label samples. Check beneath mushroom caps for "prints" of spores. Record and interpret prints left behind.

Science fair project that examines the benefits of the plant enzyme: pectin methyl esterase (PME). Where is PME found in the plant? What does it do chemically?

Help your child learn about animal classification with this fun and delicious activity.

This science fair project idea examines various dead zones and investigates the cause and how it can be fixed.

For a fun family activity to introduce your child to genetics, have your child go on a search for dominant and recessive family genes!

This craft is a great way to explore the fascinating world of spiders and their webs as you collect spider webs from around your house with your third grader.

Plants and light seem to be good buddies, but how far does the friendship really go?

Science fair project that examines the relationship between fluid flow rate, pressure, and resistance.

This science fair project idea determines the probability of a coin landing heads or tails.

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?

This project explores how well couples convey complex emotions such as envy and pride to one another solely through the sense of touch.

Science fair project that determines whether windmills can be designed so that birds will not feed on them. Will they discriminate between different patterns?

Science fair project that determines how your mirror image differs from your actual image and how virtual images are constructed.

Check out this fun science fair project idea to determine if the size of a particle affect the rate or speed of a chemical reaction.

Plant sunflower seeds , measure height, calculate average height, compare size and weight of heads. Interpret findings in detailed report.