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

Determine whether cats have dominant paws. Observe which paw cat uses to reach for treats, feather, and string. Calculate percentage for two paws.

Learn about the field of psychophysics and to learn about "Just Noticeable Differences."

For a fun family activity to introduce your child to genetics, have your child go on a search for dominant and recessive family genes!

Find out whether a longer airplane will fly farther or a wider paper airplane.

Study blind spots, run experiments in blind spot detection, design an original blind spot experiment, test your design on volunteers

When critters protect themselves by taking on the patterns of nature, it's called "camouflage." Play this camouflage matching game with your child!

Consult mechanics, automotive specialists for advice. Build a real engine or a scale model. Test and demonstrate its mechanical properties.

Here's how you and your teen can stage your own formal debateâbeyond arguing why chores are unethical! Formal debates improve teens' critical thinking skills.

Learn about our response to scents that existed in our environment over evolutionary time and consider why scents might affect our mood state.

In this cool sound resonance experiment, learn about frequency and pitch, and use a tuning fork to calculate sound velocity in air.

Investigate the different ways in which objects and organisms can be classified, create your own. then have volunteers classify using their own systems.

Explore the neural and mental mechanisms at play in mental imagery.

What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.

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

Find out whether cast iron or regular teflon pans heat up faster and also retain their heat longer.

In this project children discover, identify, and sort seeds from a variety of fruits and vegetables

This simple project makes young children aware of their sense of smell and its capacity for providing them with information about their world.

This experiment examines whether social orientation (extroversion or introversion) is correlated with memory.

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.

Administer IQ tests to volunteers. have one group practice typical IQ test problems. Then compare results of the two groups.

Gather some friends for a bubbly soda taste test do determine calories' role in your favorite drinks.

Help your child create a working lung model that fills with air just like the lungs inside of his own chest when he breathes.

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

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

Are you ready to pilot your own airplane? Well, then take to the skies with this high-flying project!

Determine whether carpet placed on a lawn will kill grass and weeds. Choose an area of lawn that you would like to remove, record grass that is dead or dying.

Explore the concept of receptive fields and why different parts of our body have different levels of sensitivity.

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