The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.

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

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.

This experiment will explore the best way to create a perfect soft-boiled egg.

Science fair project in which you will build your own algae photobioreactor which will meet the physiological requirements of algae for maximum growth.

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

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

This measurement activity uses feet to compare objects, but not the ones found on rulers and measuring sticks...the feet on your child's own body!

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

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

Help your preschooler grasp the concept of ordering and sequence while teaching him valuable vocabulary with simple activities around the house.

Science fair project that determines the correlation between the ability of selected materials to conduct heat and a material's density.

Any time is the perfect time to whip up a delicious batch of fluffy pumpkin cookies.

This science project challenges students to take learned information about weather and climate control and apply it to come up with creative ideas of their own.

This science fair project idea investigates food preference of birds.

Invite your second grader to help you measure and mix these fresh, cool concoctions!

This science fair project idea examines the actual cost of three household light bulbs by testing energy consumption.

This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.

Thermometers are how we measure temperature, and we've all heard the terms "centigrade" and "Fahrenheit" tossed around, but what do they really mean?

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

Pfeffernusse are spicy and sweet Christmas cookies from Germany. Make a batch of traditional pfeffernusse this holiday season.

Introduce the idea of measuring weight to your preschooler or kindergartener by making a fun and easy-to-use bungee scale to weigh household objects.

Hiding protein-rich quinoa and a variety of fresh vegetables, these meatballs are the perfect answer to kid food woes.

Fudge is one of very few desserts people make at home that is actually crystalline. What happens when the fudge crystallizes at different temperatures?

How does bleach kill bacteria? Kids find out in this impressive bacteria science fair project by testing different concentrations on a safe strain of E. coli.

Here's a place mat your second grader can create, based on the classic frontier tradition of patchwork quilting.

Help your child learn science and math skills like sorting, sequencing, and ordering while taking a nature walk and collecting and collaging leaves.