This science fair project idea determines if the color of light affects the growth of plants.

Plants and light seem to be good buddies, but how far does the friendship really go?

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

Chemistry is a blast with this backyard bomb made from a sandwich bag. All you need are ingredients from the pantry to create a satisfying, and safe, explosion.

Develop your child's green thumb with this easy planting activity. These plants are guaranteed to grow fast and are "brown-thumb" proofed!

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

Grow potatoes in a plastic bag—easy to grow and harvest, and yummy to eat!

This science fair project examines how carnivorous plants digest insects, and whether the plant can use nitrogen in the soil to compensate for lack of insects.

The goal of this middle school science fair project is to examine the effect of caffeine on plant growth.

This science fair project idea measures the growth of bread dough and finds out how long it takes for the dough to stop rising.

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!

Your child grows a green thumb and flowers with this seed planting activity that also celebrates the 100th day of school!

Check out this science project idea to compare organic produce to non-organic produce and how preservatives in food extend the shelf life of goods.

This science project teaches students the relationship between compost and plant growth. Students conduct an experiment with different types of compost.

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

Science fair project which determines which colors of light allow plants to produce the most chlorophyll. How are color and light related to each other?

Learn about the effect of artificial light on plant growth versus natural sunlight and delve into some biology and botany concepts in this science project.

Find out whether freezing or refrigerating destroys more bacteria. This is essential to consuming safe and germ-free food.

In this science fair project, students evaluate if the phases of the moon affect the way people feel.

This science fair project idea creates an underwater habitat and explores the basic needs of living things under water.

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

This science fair project idea studies how talking on a cell phone affect driving?

This science fair project idea shows kids how to grow mold and whether mold grows better in dry or moist conditions.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

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

This experiment investigates whether left-handed test subjects have better memories than right-handed participants.

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.