The purpose of this science project is to investigate which will grow larger plants: compost, soil and Miracle - Gro, a mixture of both.

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

Dig up some dinos while promoting curiosity and sensory skills in this hands-on activity that will have your child searching for prehistoric treasure!

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 looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

Making decorative pottery is a great way to experiment with making patterns and texture on a traditionally smooth surface.

Observe if dissolved aspirin will help plants grow healthier and faster in this science fair project idea.

A project to reinforce learning about the layers of the rainforest, rain forest ecosystem, and the greenhouse effect.

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

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

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

Dinosaurs were huge creatures that left behind huge footprints that lasted for millions of years. In this science fair project, kids learn how dinosaur tracks were left behind!

Do you think heat can affect a plant's growth rate?

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

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

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

Try this fun and simple activity to help nurture your child's observation skills and nourish a growing love of science!

This experiment works due to a simple principle: plants need light. Build a shoebox maze and watch the plant work though the obstacle course, searching for sun.

This project explores whether music affects the growth and health of plants.

If it's Easter, it must be time for egg hunts. But we have to admit, most kids would rather take a bite out of a yummy cupcake than a hard-boiled egg.

Think you need a special dehydrator to make your own fruit leather? You can actually make a delicious version of this popular kid's snack in your own oven.

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.

Store seeds under three different environmental conditions. Plant seeds in carefully marked groups, watch them grow. Compare results.

This science fair project idea researches how your choice of clothing affect how hot or cool you feel during the day.

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

What is the hydrologic cycle and how does it work? Check out this fun and easy science project where you will model and learn about Earth's water cycle!

Which public places harbor the most bacteria and germs? Test different environments to find out where the most bacteria live in this science project.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.