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Science fair project idea helps conceptualize probability. Compare probabilities and outcomes of cards drawn from a standard playing deck.

Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.

Learn about the factors that influence group conformity.

Check out this cool science fair project idea to explore short and long term memory and whether there is gender differences in memory.

Determine if it is easier to memorize colors, words, words in phrases, pictures or numbers. Determine at when retention rate in each category is the best.

The objective of this science project is to determine whether the brain first processes colors, shapes, or words when given conflicting messages.

This science fair project idea investigates the relationship between memory and age.

Science fair project that examines the biodiversity of ant populations in various locations.

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

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

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

This science fair project idea determines whether volunteers remember more information presented orally or visually or kinesthetically.

The objective of this sociologically-inclined experiment is to evaluate whether kids' toy preferences are hardwired or develop as they grow.

Is the birthday paradox really a paradox, or just an intriguing problem that defies intuition? Find out with this birthday paradox science fair project.

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

This science fair project examines discover whether different formations of deodorant works better for certain skin types.

This science fair experiment organizes made-up elements to simulate Mendeleev when he made the periodic table of elements.

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

Determine which factors promote the greatest memory interference. Administer test, time how long it takes subjects to complete different tasks.

Construct and experiment with a periscope using reflected light rays to gather an image.

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

Determine how different measurements of the same object might yield different values. Provide as many reasons that you can think of.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

This experiment investigates whether smell can be used to enhance test subjects' memories.

In this science fair experiment, middle school students evaluate whether tone of voice can influence our ability to remember a list of everyday objects.

Free science fair project idea that examines cheating in school-age children. Project involves a task in which children are tested on various tasks.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

In this fun experiment, learn about brand awareness and the influence of media on children by testing logo recognition in different age groups.

This science fair project demonstrates the "power of conformity".

Learn about our cognitive capacity of attention and to learn about factors that influence attention.