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.

Kids make strong bubbles to investigate the effect different additives have on bubble life in this cool science fair project idea.

Study the effects of wind and temperature on evaporation. Place wet sponges in different environments, check at regular intervals, track time required to dry.

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

Here's a fun math-oriented arts and crafts activity for your preschool or kindergarten child: create a gumdrop topiary and practice counting along the way.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

Help your little builder move up in the world with this recycled cardboard castle that's just the right size for a young king and his loyal stuffed subjects.

In this project students learn about the golden ratio and investigate if it can be used to predict people's assessment of beauty in others.

Sponges are easy to handle and fun to play with, and your child will love putting these simple, three-piece puzzles together.

Simplify fractions with your child in this fast-paced math card game.

see whether all liquids evaporate at the same rate. In other words, does water evaporate at the same rate as juice?

Teach your preschooler color recognition using this handy egg carton sorter. She will group objects by color and learn to recognize their names with this tool.

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.

Review fractions with your budding mathematician when you play this fun, educational math board game.

Create equations in this strategic math card game. Your second or third grader can practice addition, subtraction, multiplication, and division in a new way!

This engaging, fun, pattern resist painting is inspired by your little one's love of shapes.

Teach your kid a fun mathematical magic trick! All you'll need is a deck of cards and basic addition, subtraction, and multiplication skills.

Celebrate Chinese New Year by teaching your child how to use chopsticks! She'll build her math and fine motor skills as she does this activity.

This is a great game to help your child learn number concepts in multiplication and division.

Use this fun math board game to improve your first grader's confidence with addition facts.

This science fair project will help learners determine whether algae can be made to grow by feeding it supplementary carbon dioxide.

Teach your third grader about the concepts money and purchasing with this "Mock Card Shop" activity.

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

Check out this simple version of a pairs game that's played all over the world. It's a great way to practice estimating and predicting mathematical outcomes.

Help your preschooler or preschooler with shape recognition, math, and matching by creating your own personal shapes cards, good for home or car.

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!

Make counting coins make "cents" to your second grader while giving her the chance to practice her math skills by playing this fun game with her.

Countries all around the world have been using the abacus for thousands of years to make math easier. Have your kid make his own abacus to practice arithmetic.

Want to ensure that your child's math knowledge stays sharp? This mean, median, and mode game is the perfect way to reinforce these essential math concepts.

For most second graders, a good secret code is just about irresistible. Here's one that builds math facts while you're at it!