Use playing cards to learn about temperature as well as positive and negative integers in this fourth grade math game.

Science fair project that tests how heat affects the chemical reaction between a seltzer tablet and a glass of water.

Make this delicious warm apple bread for Hanukkah.

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

Here is an activity that your kids can make for Mother's Day, a garden pot filled with edible "flowers".

Make pickled carrots at home! Here's a fun activity to get your child in the kitchen and make something special with no fuss or muss.

Will your liquid weigh less once you remove the fat from it? Find out in this science fair project idea.

Analyze competed scientific studies to determine the effectiveness of ancient remedies. Create a chart that illustrates the effectiveness of these treatments.

In this science fair experiment, high school students determine if all proteins denature at the same temperature.

This science fair project idea explores whether dry ice will cool a beverage faster than wet ice.

This hands-on activity gives your child an opportunity to apply various strategies to solve a problem and to check if his answer makes sense.

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?

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

This first grade science activity is great for winter! Your child will grow and observe her own amaryllis bulb, keeping a journal of her scientific findings.

Challenge your preschooler to a game of shape match-up--an entertaining way to boost her observational ability.

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

This science fair project idea investigates food preference of birds.

The purpose of this science project is to investigate which will grow larger plants: compost, soil and Miracle - Gro, a mixture of both.

Science fair project which measures the amount of heat energy released by a burning candle by calculating how many calories of heat it emits.

Explore the best way to store popcorn kernels. It examines the impact of moisture and temperature on unpopped kernels.

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.

The purpose of this science project is to determine which chemical best lowers the temperature of water in a cold pack and if the amount affects its use.

Determine whether fresh vegetables have more calories or less calories than canned vegetables.

Topped with roasted pumpkin, prosciutto, herbs, and feta, these pita pizzas are a healthy, seasonal alternative to your classic pie.

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

This simple experiment serves as an introduction to the greenhouse effect.

Measure temperature change over time using a variety of insulation materials. Be creative with insulation materials: scarves, yarn, socks, feathers, oil, etc

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

The objective of this science experiment is to evaluate the affects of high and low heat capacity on a material's heat retention ability.

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