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

Determine how salinity affects the circulation of warm and cold water. Note whether the warm water mixes or forms a layer with cold water.

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.

This experiment will evaluate if the environments that people work in affect their speed and accuracy in performing mental tasks.

This social science experiment endeavors to determine whether certain types of animals provide greater physical and mental health benefits to their owners.

This experiment explores how listening in to a one-sided conversation affects concentration.

This experiment observes inattentional blindness and investigates whether certain age groups or genders are more likely to demonstrate this phenomenon.

Show your middle schooler how a quick whirl of spinach in the blender will reveal the cobwebby "stuff"--or DNA--of life!

Compare different remedies for cooling the mouth after eating spicy food.

Demonstrate Newton's laws of motion by examining the relationship between mass, force, and acceleration during free-fall.

Make a brag sash with your child to celebrate an amazing school year filled with accomplishments.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

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

This project examines who can jump higher, boys or girls, younger people or older, and how these two factors, gender and age, interact with one another.

This experiment will evaluate how texting and talking on cell phones influence reaction time.

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

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

We're all familiar with the idea that some songs âget stuck in your head.â This experiment explores the validity of that claim.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

This experiment tests which gender is better at catching how a magician performs his tricks.

The objective of this experiment is to evaluate whether funny advertisements are more or less effective than serious advertisements.

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

Demonstrate that insects observe colors and choose favorites. Place colored pieces of construction paper on a flat, glassy surface, observe bug preference.

Discover whether eating certain foods will make you smell (not only bad breath) but through skin cells.

Explore African and Asian traditions with this recipe for homemade henna ink!

This experiment explores whether caffeine improves athletic performance.

Young physicists learn about apparent weightlessnessâthat weird sensation you sometimes feel in elevators, turbulent airplanes, and roller coasters.

In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?

Take the art making outside: have your first grader make a clay relief sculpture of the natural world. This is a great activity for summer.