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

Help your child practice her counting as she makes this fun and festive holiday decoration!

Teach your young academic about counting and clocks with a tasty treat!

This very physical game gets math off the page and into the real world-- and it works on number sense and estimation, key skills for kindergarten readiness.

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

Help your preschooler grasp the concept of ordering and sequence while teaching him valuable vocabulary with simple activities around the house.

Try this fun garden graphing project with your kindergartener this summer to give him a leg up in math and science while spending some valuable time outdoors!

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

How much does 100 weigh? Play this fun guessing game with your child to commemorate the 100th day of school.

How many steps long is the hallway? Kids put their graph-making skills to work as they make a step map of their own house.

The Kindergarten Personal Record Book makes measurement fun & active! Kids record their vital statistics from head to toe using unusual tools like paper clips.

Introduce your fourth or fifth grader to volume by having him build rectangular prisms, and then count each sugar cube to check his volume calculations.

Get estimating with this spooky activity that asks your young mathematician to rely on their problem-solving skills to figure out how many items they believe are in spooky Halloween jars!

This science fair project idea quantifies exactly how accurate the cricket thermometer is.

How does bleach kill bacteria? Kids find out in this impressive bacteria science fair project by testing different concentrations on a safe strain of E. coli.

The objective of this science fair project is to examine the cleanliness of salad preparation techniques.

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 experiment will evaluate bacterial content on toothbrushes before and after different cleaning methods to determine which method of disinfecting is best.