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This experiment evaluates whether the phenomenon of "choice blindness" occurs more often with men or women.

This experiment will explore how mallets of various materials and weight create sonic tones of varying lengths.

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

This experiment explores how microwave radiation affects fungi, bacteria, and plant life.

Administer IQ tests to volunteers. have one group practice typical IQ test problems. Then compare results of the two groups.

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

Science fair project which determines whether plants are able to get enough nutrients from different types of garbage.

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

Science fair project that demonstrates the different phases of the moon by physically representing them with construction paper and a shoebox

Check out this fun and easy science fair project idea on germination of a seed and learn to identify exterior and interior parts of a bean seed.

Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

Find out whether putting something on top of a plant will inhibit its growth.

Determine the effect of reading aloud on memory skills. Prepare a list of randomly chosen words, ask volunteers to recall as many as possible from the list.

How does smell affect taste? Ready your taste buds--in this project, you'll gather some test subjects and do a taste test to see how much smell affects taste.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

In this science fair experiment, middle school students evaluate whether tone of voice can influence our ability to remember a list of everyday objects.

Research history of programming language. Design a new or improved programming language. Create a display that illustrates the features and improvements.

Test the effects of left and right handedness on writing speed and penmanship. Volunteers hand-copy the same paragraph of text, which samples look neater?

This science fair project idea determines whether volunteers remember more information presented orally or visually or kinesthetically.

Science fair project in which you will attempt to throw a ball the greatest horizontal distance possible by using different angles.

Science fair project that examines how light wavelengths affect photosynthesis in the aquatic plant: Elodea.

The purpose of this science project is to determine which chemical best lowers the temperature of water in a cold pack and if the amount affects its use.

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

Find out which type of sponge holds the most water.

This project examines whether playing music during class helps students learn or if it distracts students from learning.

This science fair project idea determines if material and tensile strength of different types of skateboard wheels affects the velocity of the skateboarder.

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