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

The science project fair idea explores the interaction between your nose, mouth, and brain when tasting a new food or drink.

In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

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

This science fair project idea attempts to train a worm to complete a simple maze in order to find out if worms can learn and remember.

This science fair project idea determines if family members can recognize one another using only the sense of smell.

This science fair project idea examines whether boys and girls differ in reflexes.

Teach kids about a fun way they can remember this more efficiently- the power of mnemonics. Kids will be amazed.

This science fair project idea experiments with spinning color wheels and optical illusions.

This science fair project idea discovers which parts of the body are more sensitive to touch than other parts of the body.

This science fair project idea investigates the difference in reaction times between boys and girls.

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

Handedness and footedness refer to whether people prefer to use their left or right hand and foot. In this experiment, test hand and foot dominance.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

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

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

How good are humans at sound localization? Kids can try this cool science fair project idea to see how good their friends are at judging sound direction.

This science fair project has kids conduct a blindfolded taste test to determine how smell influences our ability to taste foods.

Learn whether writing things down really makes things easier to remember.

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

This science fair project idea investigates if fats add to the flavor of food.

In this project, a mnemonic is used to test how it increases memory.

In this project, vinegar and salt act as preservatives keeping bacteria from growing in the bouillon mixtures.

This science fair project idea examines how well individuals can remember a story they were told and how accurately they pass that story along.

In this project, a model of a submarine is built to simulate the buoyancy and displacement of water and air.

Compare animal and plant fats and observe, and record, and draw conclusions about their similarities and differences.