This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

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

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

Help your child apply his math skills the next time you cook a family meal similar to one you'd buy at a restaurant.

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

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

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!

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

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!

Try this fun math card game with your third grader to practice division, addition, and problem solving!

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

This science fair project idea researches how your choice of clothing affect how hot or cool you feel during the day.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

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

Delay your child's sugar overload, and develop his critical thinking skills, by doing some "sweet sorting" of his Halloween treasures!

This heart print makes the perfect simple and sweet gift for Valentine's Day!

Here's a super fun game to get in some place value practice with your child!

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

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.

Math Facts Game: A mix of musical chairs and Twister meets math. Nipping multiplication problems in the bud was never this much fun!

Liven up a lesson about graphing by helping your third grader compile a bar graph from his classmates' birthday data.

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

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

Help cement the concept of place value with this simple activity that involves creating a set of dials made from Styrofoam cups.

This fun geometry game requires players to use measurement, find perimeter, and draw polygons. It's great for a fourth grade math student!

Play a math logic and critical thinking game using a deck of cards. Use addition, subtraction, multiplication, and division in this fun activity.

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?