Kids learn about Brownian motion, diffusion, and how temperature is a key factor affecting the rate of diffusion in this cool science project.

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

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

In this science fair project, students examine how the flow rate in a stream affects the growth of aquatic plants.

This experiment investigates the relationship between the temperature of a candle and its burn rate.

Help your middle school or high school child make informed decisions about managing his finances and saving wisely for his future.

This science fair project idea determines if a particular chemical has an effect (increase or decrease) on the heart rate of Daphnia.

The objective of this science fair project is to test the growth rate of a plan in a crystal medium in comparison to traditional soil.

The objective of this science fair project is the compare the rate and efficiency of disaccharide and polysaccharide fermentation by yeast.

This science fair project idea provide quantitative data about how well the use of ASL ( American Sign Language) works in communicating with babies.

This science fair project idea explores how far the âdanger zoneâ is from different types of caution signs.

Science fair project that examines the relationship between fluid flow rate, pressure, and resistance.

This project explores how and how much one family can reduce the amount of garbage they accumulate over a three month period.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Do you think heat can affect a plant's growth rate?

This experiment evaluates how a diet that is rich in "mood-enhancing" foods affects the way people feel over several weeks.

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

This rainbow collage activity is a great way to practice using different materials to create texture. The completed craft is sure to brighten up any space.

Check out this fun science fair project idea to determine if the size of a particle affect the rate or speed of a chemical reaction.

Use the appeal of the common road sign to your advantage by creating a game with hidden learning opportunities.

Experiment with the wonders of pressure and condensation by crushing a soda can with nothing but air and water!

Tin can phones offer something modern versions don't—a fun project to make with a friend, and a dramatic illustration of vibration and sound waves.

If you have a young child who loves physical stunts, try making these coffee-can stilts for backyard fun.

In this science fair experiment, students learn about the scientific principles behind Doppler ultrasound.

The Declaration of Independence set forth inspiring ideals of liberty. If your kid had the chance today, would she sign the Declaration?

Give an old tin can a new life by transforming it into an organizer for your child's room in this middle school arts and crafts activity.

Here's a fun activity to reinforce simple short and long vowel words for your first grader.

Test for a correlation between perceived color and heart rate. Using a stethoscope and stop watch, measure the heart rate (beats per minute) of volunteers.

This science fair project idea investigates whether body language and heart rate can decipher who's lying and who's not.

If your mom loves gardening and plants, make her a Mother's Day garden decoration perfect for displaying in her yard!