Science fair project that determines how UV radiation emitted by the sun varies depending on the time of day, using a handheld UV detector

Science fair project that measure winds speed, temperature, and time of day in order to determine the origins of the wind.

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

Compare air temperature with the infrared temperature from a reflecting surface at different times of the day, in shade and in sunlight.

Shamrock Stamps are a great way to celebrate St. Patrick's Day. Simple and symmetrical, this symbol of Irish culture is the perfect shape for prints.

If your Father's Day festivities include meeting up with extended family, why not put all the dads to the test with a chili cook-off?

Here is an activity that your kids can make for Mother's Day, a garden pot filled with edible "flowers".

Add these fun chocolate Groundhog Day cupcakes to your holiday desert recipe repertoire! They're fun to make with your kids and a delicious winter snack.

A fun activity for a hot day, this will give young kids a chance to experiment with beginning science and math â and splash around in the process!

In this activity, you child will learn about how heat changes food. On the next sunny day, head outdoors to make a treat in an outside oven! Here's how:

Did you ever drink spoiled milk? Find out whether whole milk spoils at the same rate as 2% and skim milk.

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Save money by making compost! Use this science fair project idea to determine which composting methods best encourage decomposition of organic matter.

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

This science fair project idea determines which flower lasts the longest.

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.

This science fair project idea investigates food preference of birds.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

This first grade science activity is great for winter! Your child will grow and observe her own amaryllis bulb, keeping a journal of her scientific findings.

Help your child practice symmetry with this fun activity that will leave your child with a sweet symmetrical treat!

What direction should solar panels face? It's not the direction you might think! This free and enlightening science fair project helps kids discover the answer.

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

This experiment evaluates if the temperature of the environment that you work in affects your ability to perform mental tasks.

This science fair project idea examines reptile behavior and to determine whether reptiles are more active during warmer temperatures.

Determine the relationship between the speed of a sound and the temperature of the air it passes through.

The purpose of this science fair project is to investigate whether cooking seeds before planting will speed up germination and growth.

Check out this cool science fair project idea to explore non-chemical means of preserving fruits by using thermotherapy.

Study the impact of environment on seed germination among three materials: soil, paper towel, and cloth. Note when seeds germinate and how well they germinate