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Science fair project that tests the correlation between outdoor temperature or weather conditions and the number of visible stars at night.

This science fair project will help learners determine whether algae can be made to grow by feeding it supplementary carbon dioxide.

Determine if âdouble dippingâ chips really spreads more germs than dipping only once per chip.

In this science fair project, students will use methylene blue to study the presence of aerobic bacteria in milk.

The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.

These cute holly-shaped hair clips are a breeze to make for holiday celebrations. They make a great party activity, too!

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

Science fair project that tests how heat affects the chemical reaction between a seltzer tablet and a glass of water.

This potato cannon activity teaches your middle schooler about the principle of Boyle's Law. Make a potato cannon and have a blast learning about science.

Study the effects of wind and temperature on evaporation. Place wet sponges in different environments, check at regular intervals, track time required to dry.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

Homemade Halloween treats make great party foods for an All Hallow's Eve get together. These four homemade Halloween treats are scary-good.

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

Teach your child what a sugar plum is with this easy recipe that gets your child to chop, mix, and roll his way to a delicious treat.

In this science fair experiment, high school students determine if all proteins denature at the same temperature.

Have your child observe, measure and record the amount of space objects occupy, and you'll have an inside space explorer on your hands in no time!

Make pickled carrots at home! Here's a fun activity to get your child in the kitchen and make something special with no fuss or muss.

This study observes plants, insects and an animal living in proximity to a known source of EMF.

A great science fair project on solar oven design that helps kids learn about solar power and solar heating.

Check out this cool science project idea to explore how temperature creates annual rhythms that govern plant growth.

Forget store-bought dyes this Easter: color your Easter eggs with natural dyes made with ingredients from your own kitchen in this 1st grade activity.

Explore joule heating and resistance vs. temperature with this cool electricity science fair project that gets kids melting ice cubes with resistors.

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

Use this great no-bake recipe to save energy and keep cool.

This science fair project idea quantifies the effect of weather- in this case temperature and humidity- on musical instruments.