Science Resources : Page 40

This science fair project evaluates which sense produces the fastest response time: hearing, touching, smelling or seeing.

Find out the differences (if any) in the frequencies of voices produced from a computer, from a phone, and directly coming out of the voice box of a human.

Recycling may be a confusing concept for your little one, so take the time to teach them the magic of compost - right in your own backyard!

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.

What is it about a Slinky that causes it to walk down the steps? This simple experiment is a perfect illustration of both gravity and momentum.

This science fair project idea explores how length affects the weight a bridge can hold.

Have your child make a special mobile inspired by the weather outside. Learn about seasons, the environment, and art in 3D.

Develop your child's green thumb with this easy planting activity. These plants are guaranteed to grow fast and are "brown-thumb" proofed!

There is debate about whether chalkboards or whiteboards are better. This experiment explores which leads to better retention of visually-displayed information.

Science fair project which determines which colors of light allow plants to produce the most chlorophyll. How are color and light related to each other?

Polymers remove oil from contaminated waters. The purpose of this science project is to test the effectiveness of a polymer in cleaning up an oil spill.

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

Free science fair project idea examining how different types of water affect plant germination and growth.

This fun activity makes use of pasta shells, paint, and glue make a crab while your child learns about this unique creature.

Your child will be delighted to learn about and gaze upon his favorite constellations with this set of stellar homemade placemats!

In this experiment, you experiment with laser jet toner, a magnetic fluid, as it moves, bubbles, and forms unique shapes.

Make an edible play dough with your child to help her develop her sensory and motor skills.

Gymnosperms are coniferous trees that reproduces using pine cones to spread seeds. Check out this simple pine cone experiment to learn about the process!

How well can people recall what they have observed. Test your knowledge in this fun experiment.

Is there any correlation between hot tubs and high blood pressure? Kids discover the answer (and its biological basis) in this cool science fair project.

Kids make a paperclip perform an act of magnetic levitation and test how effective various materials are at magnetic shielding in this science fair project.

The goal of this science fair project was to evaluate the ElectroMagnetic Field produced by Radio Frequency Identification transmitters.

Make a backbone model to explore human anatomy and life science.

Bring a little science to your third grader's Christmas as you test out his sense of smell by exposing him to common Christmas scents found in your kitchen.