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

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

Use this great no-bake recipe to save energy and keep cool.

The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.

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

Make this delicious warm apple bread for Hanukkah.

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

Test whether cutting up meats will make it cook faster than just cooking it whole.

Any time is the perfect time to whip up a delicious batch of fluffy pumpkin cookies.

The thermometer outside is dip, dip, dipping! What kind of clothes will keep you warmest this winter? This project determines which materials insulate best.

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

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

Determine which metal has the highest rate of conductivity.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

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

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

Plants help keep a house cool! This article includes step-by-step instructions for completing this fun and interesting science experiment.

Give your second grader a chance to get his feet wet with measurement before he moves onto the more complicated stuff by trying this activity with him at home.

Homemade Halloween treats make great party foods for an All Hallow's Eve get together. These four homemade Halloween treats are scary-good.

Have your student draft a blueprint for a haunted house, and trick (or treat) them into learning about geometry in the process.

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

Bake some cookies with an oven that collects sunlight and traps the shorter wavelengths (heat!).

Study the impact of environment on seed germination among three materials: soil, paper towel, and cloth. Note when seeds germinate and how well they germinate

The objective of this science project is to examine the factors that affect the dispersion of oil in water, including water agitation.

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

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

Determine the differences between various bicep exercises, both in terms of how much muscle exertion they create and how they affect your heart rate.

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

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.