Does nail polish really slow the growth of nails? Explore in this science fair project idea.

This first grade science activity brings the green grass of early spring inside while teaching your child about the cycles of growth.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

Create a brush pile to help wintering wildlife stay warm and cozy through the winter.

How much water comes out of snow? Explore this timely question with your kindergarten scientist with this easy winter experiment.

Wreath ornaments decorate your Christmas tree and act as a fun sensory craft for preschoolers. Make wreath ornaments with your child this holiday season.

Try this fun garden graphing project with your kindergartener this summer to give him a leg up in math and science while spending some valuable time outdoors!

This weather spinner will improve observation skills by encouraging children to examine and track weather details and patterns.

Create a bee garden to help shelter bees in your area.

This activity provides a solution to all those leaves on your doorstep, while also giving your child a fun science lesson.

This project explores if people more easily distinguish between faces of people of their own race or ethnicity compared to those of other races or ethnicities.

This project explores ways to prevent static electrical shocks.

Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.

Show your preschooler how to construct this very special planter for Mom. It makes a great pick-me-up, and it's easy for kids to make in a flash!

Research active ingredients in anti-aging creams. Test skin creams on volunteers, document the effectiveness of the creams with before an after photographs.

The purpose of this science project is to determine which stimulus, gravity or water, will cause the greatest growth response in a plant.

Is that seed alive or not? Here's an exciting way for kindergarteners to make a seed museum that your child can watch, using simple household materials.

This experiment strives to determine if tracking of conservation habits will lead to reductions in a family's electricity and water bills.

Learn the anatomical and physiological differences between central and peripheral visual systems.

Here's a fourth grade science craft with lots of benefits: it's good for birds, good for your child's learning, and good for the planet, too.

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

The objective of this free science fair project is to examine the way in which the phases of the moon affect circadian patterns in mammals.

Help your kids fall in love with nature by making a simple clay bird bath. Set it up in your yard and watch the animals venture in for a sip of water.

The apparent movement of the sun has been used to keep time since the bronze age. In this science fair project, kids plot solar time against mean solar time.

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.

Celebrate autumn with a seasonal bash. Welcome the fall with a festive party for your little one and her friends, full of crafts, snacks and fun games.

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

Science fair project in which you will graft branches from different fruit tree onto a root stalk.

Ethanol can be used as an alternative fuel! The purpose of this experiment is to identify a starch plant that produces the largest quantity of ethanol.

What are buttress roots? In this fun science project, make a model of a rainforest tree and learn how they help trees survive in the tropical rainforest!