Showing Results for adding multiples of 10 : Page 5

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

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.

Which sunscreen is most effective at blocking the sun's harmful UV rays? Test the SPF of various sunblock brands in this cool science project!

This middle school project examines the strength of horizontal versus vertical pointing eggshells.

Forget mass-produced, store bought holiday ornaments. Your fifth grader can usher in the holidays by making his own homemade marbled Christmas balls!

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

Enjoy some autumn fun, and develop measurement skills with this sweet-smelling fall art project.

Make a Duct Tape Wallet: This activity provides kids great practice in following directions and makes for a fun homemade gift.

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

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.

In this activity, your child will make her own book of Swahili numbers filled with pictures of animals found throughout Africa.

This project investigates several commercially decaffeinated tea types (black, green, oolong, white) for the presence of detectable traces of caffeine.

Celebrate the fiery colors of fall with a charming tree and a pile of wordy leaves.

This science fair project idea explores discover whether there are any patterns or trends in the memories between different genders.

This science fair project tested various nose cones to determine which would be the most ideal shape for propelling a water rocket.

This is an easy counting game for preschoolers and toddlers. Great for car trips!

Playing the Number Sentence Game with your child gives him the opportunity to practice ordering and comparing numbers using symbols.

Show your kid how to put a new spin on an old classic with this fun party game.

A riff on the classic board game, St. Patrick's Day Snakes and Ladders is a fun game the whole family can enjoy.

Show your child how to concoct a simple duo of household ingredients that changes color as acids and bases are added!

Want to make math a little more exciting? This single-player game is designed to help your child practice combining cards to create sums of 14.

To help your child shake the big number blues, here's a handy strategy to make your child a place value pro!

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.