Determine whether the application of Febreeze will lower the bacterial count.

In this activity, students will be challenged to describe and count the ways a toy moves from one position on a grid to another.

This project determines the age of a tree using a growth factor chart instead of cutting the tree down to count the rings in its base.

In this project, you will observe and record changes in sunspots over two weeks.

Is there more air particulate matter in an urban or rural environment? Test your knowledge with this science fair project.

Tree rings can tell the age of the tree but also information about the world. This science experiment uses tree stumps to discover new facts.

Your child will create an adorable Christmas tree from their footprint and practice counting while decorating their tree with objects of a variety of textures.

The garden is the perfect place to practice math and science with preschoolers. Get digging (and counting, sorting, observing at the same time!)

Science fair project determines relationship between number and variety of insects and spiders by collecting and counting invertebrates in a ecosystem.

Science fair project idea that compares number and relative sizes of leaf stomata. Collect leaves of plant species, identify, observe stomata with microscope.

Fibonacci sequences have been observed throughout nature, like in leaves and flowers. In this project, students find examples of the Fibonacci sequence.

Determine which seeds are most likely to survive harsh winter conditions (low temperatures).

In this science fair experiment, students learn about the scientific principles behind Doppler ultrasound.

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

This science fair project idea explores the fastest average speed a human can talk.

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

Discover whether ants are more attracted to natural cane sugar or artificial sweeteners.

Your preschooler is familiar with the colors in their crayon box, but can they find these colors in the world? Take them on a scavenger hunt to find out!

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

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

Science fair project that tests the correlation between outdoor temperature or weather conditions and the number of visible stars at night.

This science fair project determines whether the types of plants growing in a Pacific Northwest rain forest environment are influenced by the soil acidity.

Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.

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!

Determine how effective animal camouflage is by simulating it in an indoor and outdoor setting.

In this science fair experiment, high school students fit the growth pattern of bacteria to a mathematical model and predict future colony expansion.

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

Determine how proficient you are at making estimations and learn how to make more reasonable estimates.

Summer is a great time to work on pre-kindergarten skills that will serve your child well in her first year at school, while having some fun in the sun!

How can you tell the difference between a spider and an insect? Your child will find out as he makes a tray of yummy creepy crawly snacks.