Construct calorimeter and determine the caloric value of a sample of foods by change in temperature for each of the foods.

Determine whether the application of Febreeze will lower the bacterial count.

Make this easy recipe for Halloween, featuring white chocolate and pretzels, for a crispy, creepy treat!

This science fair project idea quantifies the effect of weather- in this case temperature and humidity- on musical instruments.

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

This science fair project idea investigates food preference of birds.

Is there more air particulate matter in an urban or rural environment? Test your knowledge with this science fair project.

This science fair project idea quantifies exactly how accurate the cricket thermometer is.

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

Your child can turn cookie dough into a big pile of colorful painted fall leaves ready for eating!

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.

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

Examine the connection between temperature and chemiluminescence.

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

Introduce your child to science with something they see everyday--their shadow!

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

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

Introduce the idea of measuring weight to your preschooler or kindergartener by making a fun and easy-to-use bungee scale to weigh household objects.

Determine which metal has the highest rate of conductivity.

Determine whether magic salt is more effective at melting snow than regular salt. Pour one ounce of salt over the ice cubes, compare the melt downs.

Have your child observe, measure and record the amount of space objects occupy, and you'll have an inside space explorer on your hands in no time!

This science fair project idea determines which flower lasts the longest.

Pumpkin carving party activities are great for a pre-Halloween party. Try pumpkin carving party activities, including jack-o'-lantern ideas and fall recipes.

In this activity, have your second grader practice measuring by finding the height, weight, and length of their most treasured toy!

Discover if temperature settings in a fridge make a drastic difference in terms of bacterial growth.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

A food groups plate shows your child what category her foods belong in. Make a food groups plate with your child before dinnertime.

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

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

Combine art, history and food with this unique project! Your child will make her own butters, and learn a little about Colonial history at the same time