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

Race to double numbers in this competitive card game. Try one-digit or two-digit numbers, or more!

Does your child need counting help? Here's a simple game that kids can do at home to help them practice counting to two-digit numbers.

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

This science fair project determines what effect substances have on ice, and which of these products most effectively melts ice.

Engage your third-grader in this version of the classic game and she will get lots of practice using mental math to solve addition and subtraction problems.

Determine whether a hot liquid cools off faster when liquid is added before or after a two minute wait.

Did you ever drink spoiled milk? Find out whether whole milk spoils at the same rate as 2% and skim milk.

Help your child improve his coin counting skills in these two math games that have him race to reach $1.00.

In this simple math activity, your young learner will compare two types of Valentine's Day candy using a Venn diagram.

Competitors go head-to-head only this time it's a race to figure out the lowest common multiple of two numbers; an important step to working with fractions!

First grade math includes lots of work with two-digit numbers. Here's an activity to help kids practice recognizing and sequencing numbers from 1-30.

Make fractions easy for your child to understand by incorporating their discussion and practice into meals and cooking that you two participate in together.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

Defend your cards in this multiplication math game! Your kid will enjoy using strategy to build equations and win points in this activity.

Multiplication facts are a necessary skill, and this board game provides a fun way for your third grader to practice them!

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

Practice multiplication facts and geography at the same time in this fun third grade math card game.

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

Get back into school with this exciting architecture exploration! In this craft activity your child will research, draw, and build his own school.

This experiment will evaluate bacterial content on toothbrushes before and after different cleaning methods to determine which method of disinfecting is best.

Create some cards and a factor board and get ready to practice multiplication. This game will help your kid get one step closer to memorizing times tables!

Exponents can be tricky to learn. Fortunately this game provides plenty of multiplication practice for your math student!

Help your child practice multiplication tables with this mental and physical multitasking game that uses a hula hoop to get into the swing of things.

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

Check out this fun science fair project idea to determine if the size of a particle affect the rate or speed of a chemical reaction.

This science fair project idea focuses on saturated and unsaturated lipids (fats and oils).

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

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