This science fair project idea tests the efficacy of both synthetic and natural antibiotics.

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

Free science fair project idea that measures change in flexibility with age, using a variety of flexibility tests like Sit & Reach.

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.

Science fair project that tests how heat affects the chemical reaction between a seltzer tablet and a glass of water.

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

Study how we perceive color by exploring optical illusions such as pointillism, digital images, and Ishihara tests.

Science fair project that tests how well various sunscreens protect skin from the sunâs ultraviolet radiation by measuring their effect on sun-sensitive paper.

Encourage your child to help with dinner preparations this holiday season! You can use this recipe for Christmas dinner or lunch, or for meals leading up to the holiday. This Christmas Wreath Salad recipe is simple enough for preschoolers to fifth graders

Science fair project that examines oxidation, reduction and chemical indicators by testing for the presence of the iodide in salt.

Riddles about two trains passing in the night are often featured on SAT tests. Help break these problems down into five easy steps.

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

Salmonella and E.coli are common food contaminates. This experiment measures the time it takes for E.coli and Salmonella to reach hazardous levels in fish.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

Science fair project idea examines what is remembered from high school education. Formulate and administer high school curriculum tests to adults over 21.

This science fair project idea examines the actual cost of three household light bulbs by testing energy consumption.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

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 tests the effects of diluted soap on the size of bubbles blown from the solution. Will dilution cause smaller bubbles?