Help your fifth grader trace your family's roots and interview all the living mothers to create a makeshift, 3-D family tree!

Science fair project that compares the ecology of different soil samples by identifying which sample has the most invertebrates living in it.

This science fair project will help students learn about non-vascular plants, such as mosses.

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.

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

This science fair project idea explores whether mint, known for its âcooling sensationâ really does lower temperatures.

This project uses science and art to help students learn and teach others about Earth's endangered and extinct species.

Teach kids about a fun way they can remember this more efficiently- the power of mnemonics. Kids will be amazed.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

In this cool catalase and hydrogen peroxide experiment, kids put a potato in a jar of hydrogen peroxide to see how catalase acts as an enzyme.

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.

In this plant habitats activity, children play the role of an ecologist and take surveys of different areas to discover the best habitat for dandelions.

What is biodiversity? Kids will study different areas of their backyards to see which is the most diverse to learn about biodiversity and random sampling.

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

Chlorine and chloramine are added to our tap water to kill harmful microorganisms. What is the best way to filter these disinfectants in your drinking water?

Challenge your learner to design and build a city of their own in this creative engineering activity.

Design a survival kit. Brainstorm various survival scenarios. Address basic human requirements and natural resources. Describe each tool as well uses.

Science fair project which determines whether it is numerically possible to be connected to every person on the earth within six degrees of separation.

Help your fifth grader embrace the roots--literally--of Mother's Day by growing carnations to honor mothers in you family's history.

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.

Make some easy homemade yogurt with your young scientist, and see what a few 'live' bacteria can do in the right conditions!

In this activity, children will let their imagination run wild as they design and build a new planet in the solar system.

The objective of this science fair project is to study the photosynthesis process and demonstrate the important role that leaves play in the process.

This science fair project idea investigates how magnetism can defy the force of gravity.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

This science project teaches students about organic farming and the benefits and disadvantages of commercial plant food.

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.

Does putting soapy water on plants help or hinder plant growth? Kids learn about greywater and how it affects plant growth in this cool science fair project.

Create safe lightning for kids! They'll learn how to make lightning at home with this fun science fair project idea illustrating static charges and grounding.