By incorporating natural materials and the powers of observation, your child will become a backyard naturalist while building early writing and drawing skills!

Help your kindergarten scientist predict and observe as she explores the science of smell...and have a great time doing it, too.

Explore scientific concepts with this experiment that introduces kids to the scientific method!

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

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.

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.

Start your toy engines -- this is going to be a fast and friction-filled race!

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

Magnets may hold up papers on the fridge, but is it the paper that attracts them? Find out more with this kindergarten science investigation.

In this science fair project, young children observe, record, and create collections of shapes in their world and increase their powers of observation.

Can you fool your eyes and your brain with an optical illusion? The purpose of this science fair project is to demonstrate various kinds of optical illusions.

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

Develop your child's mathematical and engineering skills with this fun building brick challenge. In this activity, your learner will be challenged to create a boat out of building bricks.

Introduce your child to preliminary science concepts by challenging them to do this fun and simple cloud observation activity.

This science experiment has students test whether a snail moves faster on concrete or dirt.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

This science experiment tests if dog saliva can really help heal wounds.

The objective of this science project is to determine the length of time for different seeds to germinate.

Do lefties just write different or are their brains different? This science project has students explore what it means to be left handed.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

This science fair project idea identifies trees using a dichotomous key.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.