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Science fair project that tests the correlation between outdoor temperature or weather conditions and the number of visible stars at night.

Can cells be frozen? This science fair project provides information to answer this question.

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

Store seeds under three different environmental conditions. Plant seeds in carefully marked groups, watch them grow. Compare results.

This project concerns activity happening millions of miles away, on the sun.

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

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

Science fair project that determines the correlation between the ability of selected materials to conduct heat and a material's density.

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

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

Add these fun chocolate Groundhog Day cupcakes to your holiday desert recipe repertoire! They're fun to make with your kids and a delicious winter snack.

Have fun with bubbles and find out why there are bubbles in your tap water in this cool science fair project idea.

Instead of loading up on mayonnaise based potato salad, your child can whip up something healthier: German potato salad!

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

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.

This project explores whether music affects the growth and health of plants.

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

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

see whether all liquids evaporate at the same rate. In other words, does water evaporate at the same rate as juice?

Compare air temperature with the infrared temperature from a reflecting surface at different times of the day, in shade and in sunlight.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

Examine the presence of seeds in open fields. Collect seeds on socks by walking through open fields of grass or other growth. Germinate seeds on socks

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

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

Got a kid who loves fashion? Help her develop her own unique style with this tie-dye project using natural dyes.

How powerful is the reaction between baking soda and vinegar? Find out here!

The objective of this science project is to determine the relationship between carbon dioxide gas and the temperature of the atmosphere.

This science fair project explores different types of endangered frogs, and why some are endangered while others are not.