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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.

This science fair project idea measures physical dexterity as a function of temperature.

This experiment evaluates if the temperature of the environment that you work in affects your ability to perform mental tasks.

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

Help your kids fall in love with nature by making a simple clay bird bath. Set it up in your yard and watch the animals venture in for a sip of water.

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

Science fair project that tests the effects of temperature change on the reactivity of the catalase enzyme.

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

This science fair project idea investigates food preference of birds.

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

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

Look for a correlation between temperature and the intensity of cricket chirping. Measure ambient temperature and sound intensity in decibels.

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

This science fair project idea determines whether land or water warms more quickly and investigates how solar radiation increases the temperature of surfaces.

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

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

Check out this fun science fair project idea to learn how alkaline batteries convert chemical energy to electrical energy?

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

Check out this fun science project idea to explore different types of starches and learn how removing starch affects the quality and taste of food.

Check out this cool science fair project idea to explore non-chemical means of preserving fruits by using thermotherapy.

In this science fair project, students will use methylene blue to study the presence of aerobic bacteria in milk.

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?

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

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

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

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

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

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

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!