Explore joule heating and resistance vs. temperature with this cool electricity science fair project that gets kids melting ice cubes with resistors.

Formulate a hypothesis and use the scientific method to determine the guess what is hidden in a box. Test abilities of volunteers, without opening box.

Play this "subtraction war" card game with your second grader and watch his math facts mastery leap forward!

Your preschooler or kindergartener will count their way to Valentine's Day while designing an imaginative and artistic set of counting cards!

Learning to identify and categorize different geometric shapes is a big goal for early learners. And your neighborhood is the perfect place to start!

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

Check out this interactive number line. It's a great way to strengthen your preschoolers understanding of basic numbers and the numerals that represent them.

Familiarize your preschooler with the concept of numbers one through five and counting with this hands-on activity.

Send your child on a hunt throughout the house for numbers to help develop her number recognition and ordering skills.

Play this game that lets you create your own silly monster drawing and helps your child practice her counting skills!

Your child can create his own texture tree, experimenting with design during the process. The result will be a beautiful addition to your holiday decorations

Using nothing fancier than old milk cartons and popsicle sticks, create a village full of fun learning for your kindergarten math student.

Explore how you can achieve magnetic levitation with the Meissner Effect! This cool science project explains formation and applications of a superconductor.

Kids make strong bubbles to investigate the effect different additives have on bubble life in this cool science fair project idea.

Create a counting book, in order from 1-30, to help your child figure out a variety of ways of recognizing and representing numbers.

Here are some ideas for marshmallow math games you can play with your child to help teach him important concepts like estimation, area, and measurement.

Young physicists will wrestle with a discrepant event: the Hammer Ruler Trick. They'll make some inferences about torque, balance, and center of gravity.

Make a fun refrigerator graph with your first grader in order to help her develop those crucial graphing skills, while engaging with the whole family.

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.

Have fun with the kids by "shaping up" your standard chocolate chip cookie recipe, and teach kids about sorting and shapes while you're at it.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

This science fair project idea deals with the qualities of shade on a sunny day.

One way to "trick" your child into getting extra practice with one-step equations is to play a variation of the classic game, tic tac toe.

Do your laundry and your science project simultaneously! This science fair project investigates whether the color of a garment affects the time needed to dry.

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

This footwear-focused activity introduces fractions as part of a set and it's the perfect way to generate excitement about fraction concepts.

The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

What direction should solar panels face? It's not the direction you might think! This free and enlightening science fair project helps kids discover the answer.