Ordinary drinking straws are fun for drinking juice and even for spitballs when you're not looking, but also fabulous for learning first grade math.

The purpose of this science fair project is to investigate which food wrapping works best to keep refrigerated and non-refrigerated foods from spoiling.

Test products which claim to reduce wrinkles, and determine which is the most effective. Test effectiveness over three weeks, using a sample of volunteers.

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!

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

Practice of math facts is usually limited to drill sheets and flashcards. But kids are more likely to tune in to math facts if practice is presented as a game!

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.

Store seeds under three different environmental conditions. Plant seeds in carefully marked groups, watch them grow. Compare results.

Here's a hands-on activity you can do with your fourth-grader to practice measurement and directly apply the concept of area.

Blend science and math to explore a very important first grade social studies question: does our planet contain more land or more water?

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

Thermometers are how we measure temperature, and we've all heard the terms "centigrade" and "Fahrenheit" tossed around, but what do they really mean?

Teach your fifth grader an important math concept with this quick and simple activity that shows them how to divide whole numbers by fractions.

Gather the neighborhood children together and practice graphing with this backyard tournament!

Science fair project that uses distillation to convert salt water into fresh water.

When your child is itching for a game, consider ditching Hide and Seek in favor of Shape and Seek. Here's how it works:

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.

Use an Elihu Thomson apparatus, also known as a ring launcher, to learn about electromagnetism concepts and the properties of various metals.

Your first grader will love telling time while playing this fun game of tag! Ask Captain Midnight for the time, but watch out when his watch says "midnight"!

Your preschooler will not realize she's practicing her counting skills while playing with this interactive cereal abacus!

Check out this fun science fair project idea to explore fun facts about fruit juices and learn why do juices turn bad in the fridge.

This game is a great way to help your child remember the names of shapes. Give it a go and before you know it, your kid will have all her shapes down pat.

In this activity, your child will create a red envelope that can be filled with money to spread good will and ward off evil spirits in the New Year.

This science fair project idea quantifies exactly how accurate the cricket thermometer is.

A project to reinforce learning about the layers of the rainforest, rain forest ecosystem, and the greenhouse effect.

Sorting objects by size, color, shape, or function is an important concept in kindergarten math, and it's the perfect excuse for a little housekeeping!

Try this recipe with your child and explore Ethiopia through one of its dietary staples: injera, or flat bread!

Demonstrate the capillary function in plants by adding food coloring to glasses of water. Slice stalks of celery and leafy tops. Compare color of leaves

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

Making metric conversions is a difficult concept to master. Get in some extra practice by playing this Tic-Tac-Toe game with your learner.