This science fair project idea determines whether the diet and taste preferences of humans relate to their personality.

This science fair project idea studies the acidity of rain water and whether the acidity is the same on all rainy days or does it fluctuate.

Demonstrate if cooking destroys all bacteria that is present in raw meats such as salmonella.

Demonstrate how to tell the age of an egg without having to crack it open.

This science fair project ideaexplores whether cooking food destroys potential vitamin levels.

Discover which battery composition (type) lasts the longest.

Teach your child about healthy foods and how to make a meal that is good for them with this fun activity that you both can do together.

Discover whether a metal will expand under hot water.

Help your kid feel like a superhero with this safe and fun science experiment that creates an electrical charge that's like a mini lightning bolt!

Help your child celebrate the summer and the sun by making a sandy seascape.

Along with being an interesting science activity, dehydrated strawberries are also tasty â and healthy!

Examine how a battery can be made from everyday materials.

Find out whether we can create motion in a dish and as a result, create a wonderful and colorful show.

In this science fair project you will make a model of a cell membrane using very simple material.

What happens when "coffee-addicts" miss coffee for 1 day? Find out in this science fair project idea!

Science fair project that determines the relationship between the temperature and the rate of cricket chirping. How many times do crickets chirp each minute?

Test the placebo effect in different groups of people.

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

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

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

Make your own greenhouse - out of a balloon! Your child will learn how greenhouses work as they plant radish seeds and watch them grow.

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

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

Science fair project that determines which types of clouds are best at blocking harmful UV radiation.

This project involves the development of a website using free software online to promote the value of science.

Your preschooler can learn how to siphon water with just two bottles and a plastic tube in this fun, educational science activity.

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

Looking for an enjoyable evening activity you can do with your kids? Study the stars: help them learn about constellations by making one of their own.

Hunt for natureâs treasure, the many different products made by trees!

It's easier than you think to make homemade play dough -- just a few pantry staples makes a natural version of the toy that kids have loved for generations.