A cool physics science fair project idea for 7th grade exploring the application of distance, velocity, and time equations.

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

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

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

Research basic components of vacuum cleaners, consult vacuum cleaner manufacturers for advice. Design vacuum with attachments that change automatically.

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

This experiment evaluates if a noisy environment makes it harder for test subjects to perform tasks that require hand-eye coordination.

This science fair project idea explores which is better for diffusion and cell absorbing, more surface area, or more volume.

Devise an argument for or against the possibility of resurrectin extinct species through DNA manipulation. Analyze data, report findings.

Look for a correlation between temperature and the intensity of cricket chirping. Measure ambient temperature and sound intensity in decibels.

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.

The scientific purpose of this experiment is to investigate which material is the best packaging for fragile items during shipping.

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

This project investigates several commercially decaffeinated tea types (black, green, oolong, white) for the presence of detectable traces of caffeine.

Research what is known about Alzheimer's disease and its treatment, and then prepare a script for television to educate the public.

Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.

Consult mechanics, automotive specialists for advice. Build a real engine or a scale model. Test and demonstrate its mechanical properties.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

Create your own light bulb and test filaments of different thicknesses to see which keeps the bulb burning for the longest time.

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

Kids build a rainforest food web to explore trophic levels in this cool science fair project for 4th grade.

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

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

Describe the lives of commercially raised chickens. Contact local chicken farmers for information and advice. Write a detailed report about farming techniques.

The objective of this science fair project is to assess the benefits of the game system for improving player performance following use.

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

Check out this fun leaf chromatography science fair project idea for middle school students and discover the hidden pigments in leaves.

Science fair project that examines oxidation, reduction and chemical indicators by testing for the presence of the iodide in salt.

This science fair project tested various nose cones to determine which would be the most ideal shape for propelling a water rocket.

In this challenge, students are tasked with creating an insulated cup that will keep beverages colder for longer than a regular cup.