Invite your second grader to help you measure and mix these fresh, cool concoctions!

The purpose of this science fair project is to investigate whether cooking seeds before planting will speed up germination and growth.

Try a 100th Day of School Scavenger Hunt with your preschooler, and send her on the search for objects of different colors!

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

Have your child construct his own Christmas tree from construction paper while cutting, overlapping and measuring to create an adorable modern design.

The objective of this experiment is to evaluate the effects of acid rain on plants.

Introduce colors to shadow play with this creative and irresistible science activity!

This activity is a fun way to "go fishing" with your preschooler, while learning about the concepts of freezing and melting.

Determine how salinity affects the circulation of warm and cold water. Note whether the warm water mixes or forms a layer with cold water.

Your child will need to combine his sporty hand-eye coordination skills with his math skills to become the bullseye king.

What's your problem? I'll show you my math if you show me yours! Critical thinking and computation skills are the focus of this strategic math card game.

Explore how you can achieve magnetic levitation with the Meissner Effect! This cool science project explains formation and applications of a superconductor.

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!

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

The Math Monster will save your second grader from repetitive math flashcards. Guessing mystery math facts is a fun way for him to polish arithmetic skills!

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

Make practicing addition facts more fun and teach your child some helpful strategies with this spin off of the traditional "Go Fish" game.

This science fair project investigates how temperature of a room affects the burn rate of a candle.

This experiment works due to a simple principle: plants need light. Build a shoebox maze and watch the plant work though the obstacle course, searching for sun.

Counting with one-to-one correspondence is an important kindergarten math skill. This simple activity turns it into a play-anywhere game.

Learn how to make a paper snowflake with these simple instructions. Help your child learn how to make a paper snowflake with only paper and scissors.

Fudge is one of very few desserts people make at home that is actually crystalline. What happens when the fudge crystallizes at different temperatures?

Check out this cool science fair project idea to explore the relation between onions and eyes and how to prevent eyes from tearing while cutting an onion.

Need help encouraging your preschool child to organize her toys? Start with this activity, and turn sorting and categorizing into a fun game.

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.

This fall, bake some festive caramel apple cupcakes with your second grader and help her build her math skills while you're at it!

Determine which environment keeps an ice cube frozen for the longest duration. Inspect and record your observations when cubes melt.

Read on this high school science fair project idea to get basic information on the process of heat transfer and the conditions under which the transfer occurs.

Find out whether freezing or refrigerating destroys more bacteria. This is essential to consuming safe and germ-free food.

Learning to count change can be tough! Help your child become a master money-counter with this simple game.