Showing Results for within 25 and rectangular arrays

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.

Practice conversions within the metric system in this fun math card game for third graders.

Help your second grader to a better understanding of how to count and represent money with age old game of tic-tac-toe.

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.

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

Try this entertaining and educational math activity that will teach your child how to add and subtract decimals.

Kids will get a kick out of shopping for discounted "kicks" with this creative math game that focuses on percentages.

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

This fun math card game is a great opportunity to discuss probability with your third grader.

Expand on your childâs time-telling skills by helping him learn how an analog clock and a digital clock correspond.

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.

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

Get ready to make a dollar...using playing cards! The first player to accumulate the amount of points equal to a dollar wins.

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.

These delicious Easter Basket Cupcakes are a simple, creative holiday treat. These cupcakes sit in waffle bowls with festive coconut grass and jellybean eggs.

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!

Homemade Halloween treats make great party foods for an All Hallow's Eve get together. These four homemade Halloween treats are scary-good.

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

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

Use the holiday gift giving season as an excuse to give your fourth grader a valuable lesson in making and keeping a budget!

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

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

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.