Showing Results for multiply by multiples of ten : Page 3

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.

This activity will give your child the opportunity to feel like math can work for her, not against her.

Want to make number skills second nature to your preschooler? Try these cheerful, "sunny" number flash cards!

Science fair project which measures the amount of heat energy released by a burning candle by calculating how many calories of heat it emits.

Check out this game that provides an enjoyable way of demonstrating how recorded results can be expressed in whole numbers, fractions, and decimals.

The objective of this science fair project it to determine whether adding ethanol alcohol to gasoline slows the run time of a motor.

This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.

Help your child see numbers three ways with this simple grab-and-go game, great for quick practice in the car.

Your child helps the environment while saving your family money in this fun and rewarding "Gas Guzzlers" competition.

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

In this science fair project, students investigate how different colors influence appetite.

This experiment explores whether caffeine improves athletic performance.

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.

Science fair project idea helps conceptualize probability. Compare probabilities and outcomes of cards drawn from a standard playing deck.

Here's an activity to inspire your preschooler to learn to recognize numbers and count than by using fun and funky rubber stamps to make her own flashcards!

Discover whether people can distinguish what a person looks like just by listening to their voice.

Learn about borrowing in subtraction using a deck of cards and a die! Your first grader will have fun playing this math game.

Test whether spot magnets can help improve the symptoms of an injury.

Your child will practice her counting and number recognition as she matches printed numbers to the same number of repetitions of a simple design.

This do-it-anywhere guessing game helps reinforce number concepts. And it's a blast to play.

Learn about how we localize objects and beings in space through sound and about monaural auditory mechanisms and binaural auditory mechanisms.

Challenge your third-grader to sharpen her new math skills--and maybe do the planet a favor, too.

Science fair project idea examines different techniques for memorization. Analyze results of memory tests to determine which method is most effective.

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

This activity will further your child's ability to interpret graphs and apply math skills in a real-world situation.

Make physical activity fun with this 4th-5th grade fitness game that's a twist on classic Tic-Tac-Toe.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

Here's an easy activity that will help your preschooler improve his number recognition and math skills while satisfying his afternoon hunger.

Learn how to count in Spanish. Your child will practice her numbers and build her reading skills while learning a bit about Latino culture along the way.

Sharing can be a challenge, and division doubly so! Practice halving numbers in this competitive card game.