Showing Results for within 25 and rectangular arrays

Have your child observe, measure and record the amount of space objects occupy, and you'll have an inside space explorer on your hands in no time!

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.

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

This activity with add some fun and education to long car trips. Perfect for family vacations!

Here's an interactive, fast-paced game that will make your fifth grader feel more comfortable with simple equations.

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.

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

Try a new approach to working with variables and equations by playing this tic-tac-toe game with your math student.

Here's a hands-on way to help your child understand how common fractions can be equivalent.

Here's an activity that will get your child's attention with a back-to-school shopping spree. He'll use decimal skills to add, subtract, multiply, and divide!

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

Explore the math concept of probability with your fifth grader on "lucky" St. Patrick's day this year!

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

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

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.