This science fair project idea tests the efficiency of short term memory.

Does "short circuit" mean that electricity takes a short course? This science experiment provides steps to help you get to the bottom of this science mystery.

Make a list of items that need repurposing such as e-waste, batteries and mattresses. Invent your own original repurposed design.

How does bleach kill bacteria? Kids find out in this impressive bacteria science fair project by testing different concentrations on a safe strain of E. coli.

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

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

Check out this science project idea that will have your kid investigate how dots (also known as pixels) are used to create digital photographs.

This science fair project idea tests whether tall people have the ability to swim faster than people of average and shorter heights.

Bake some cookies with an oven that collects sunlight and traps the shorter wavelengths (heat!).

In this science fair project, students focus sunlight with a magnifying glass and trap shorter waves to melt ice.

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

Science fair project idea examines different techniques for memorization. Analyze results of memory tests to determine which method is most effective.

This project examines whether humans can intuitively grasp numeric values greater than three.

Science fair project which examines how stopping a tomato's ripening process using the enzyme ethylene effects the tomato plant and its reproduction cycle.

In this project students learn about the golden ratio and investigate if it can be used to predict people's assessment of beauty in others.

Have your kid determine if a goldfish can be conditioned to expect food the same way Pavlov's dogs did with this fascinating science fair project.

Evaluate if people are more influenced by video or audio advertising.

Demonstrate and describe acid-base reactions of baking soda and baking powder by making pancakes.

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

The goal of this fun science experiment is to explore the limitations of sight and learn working of the human eyes.

Check out this fun science fair project idea for middle school students to learn about the effects of temperature on the density of a gas such as air.

Design an improvement for an existing website. Program improved feature, get website owner to implemement new design.

Test whether plants can grow without sunlight and water.

This science fair project determines what effect substances have on ice, and which of these products most effectively melts ice.

This science fair project idea explores discover whether there are any patterns or trends in the memories between different genders.

The purpose of this project is to determine if there are fluctuations in the rising and the setting of the sun and the position of the earth as it rotates.

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

Determine the efficiency of multi-tasking by comparing how long it takes students to complete different tasks. Collate data, complete Summary Chart.

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