Total alkalinity and pH personal care products are controlled to prevent skin irritation. Learn more about basic and acidic substances in this science project.

Give your child a chance to experiment with how things grow. And throw in something extra to up the fun factor even more...her very own grass pet!

Bring the fun of gardening indoors! By stuffing a simple pair of pantyhose with a few grass seeds on top, your child can grow her very own plant pet.

The scientific purpose of this experiment is to investigate which material is the best packaging for fragile items during shipping.

This social science experiment endeavors to determine whether certain types of animals provide greater physical and mental health benefits to their owners.

Your child can help your family pet take a breather, and help herself relax, too, with this soothing activity.

Take a trip to the pet store and then make a scrapbook to help your kindergartener learn the difference between living and non living things!

Using a glass fishbowl, you and your kids can create a low-humidity, open-topped terrarium perfect for easy care, drought-tolerant succulents.

Is our water polluted? Help your young scientist understand the importance of taking care of the environment with this simple experiment.

This science fair project idea explores whether dogs do look like their owners.

Learning about how plants grow is a building block in the early grades science curriculum. Put a fun twist on this life science concept with these cup monster friends!

This experiment evaluates if personality influences whether a person prefers dogs or cats.

Determine the growth rates of different types of human hair. Ask volunteers to not cut their hair until the end of experiment. Measure hair length.

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

Find out whether putting something on top of a plant will inhibit its growth.

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

This science fair project determines how oil affects a bird’s waterproofing.

This project examines which style of central-air system filter traps the most particles from the air.

What can you do with hair after its cut? This science project teaches you practical uses for human hair.

Your child can use Styrofoam, green paint and toothpicks to create her own cactus plant sculpture.

The project determines which type of birds prefer which type of birdseed.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

This science fair project idea determines how your body responds to allergies.

Discover whether cheap saline solution bottle cleans and disinfects just as well as more expensive kinds formulated with different ingredients.

Explore if planting seeds in a certain direction will affect how fast it germinates.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

In this experiment we will be determining whether birds prefer certain colors of seed.

Create a habitat for a butterfly right in your own backyard, and build your first grader's science knowledge while you're at it.

This science fair project idea teaches what wildlife rehabilitators do and about the process of wildlife rehabilitation.

This science fair project idea studies past and current fads and trends.