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

In this experiment, you will evaluate whether or not a diet that is supplemented with "brain-enhancing" foods can help improve memory.

In this experiment two environments will be compared: a room with interior design that uses correct Feng Shui versus one with incorrect Feng Shui.

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

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

In this challenge, students are tasked with creating a car that can be powered by a balloon!

The objective of this science fair project is to study the photosynthesis process and demonstrate the important role that leaves play in the process.

This science fair project focuses on the use of the enzyme amylase found in human saliva to break down starch into sugar.

Kids will make a homemade electroscope and explain how it detects static charges through induction in this fun science fair project idea.

This science fair project idea creates a sedimentary rock and to investigate what takes place during the rock cycle.

Demonstrate how tracks are formed by pressing your hand into a cornmeal mixture, then reverse the process and make prints of the track.

This simple project makes young children aware of their sense of smell and its capacity for providing them with information about their world.

This science fair project idea studies past and current fads and trends.

Looking for a fun project on energy? Check out this fun elementary school science fair project idea that demonstrates chemical energy in a bottle.

Science fair project that explains and demonstrates the parallax principle.

This experiment will explore how manipulating a graph of historical information might reveal new information about data.

The purpose of this science project is to determine whether the amount of air in a soccer ball affects how far it goes when kicked.

This science fair project idea examines various dead zones and investigates the cause and how it can be fixed.

Dinosaurs were huge creatures that left behind huge footprints that lasted for millions of years. In this science fair project, kids learn how dinosaur tracks were left behind!

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

Administer IQ tests to volunteers. have one group practice typical IQ test problems. Then compare results of the two groups.

The objective of this science fair project is the compare the rate and efficiency of disaccharide and polysaccharide fermentation by yeast.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

The objective of this science fair project idea is to determine whether frozen vegetables have more nutrients than canned vegetables.

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

Ethanol can be used as an alternative fuel! The purpose of this experiment is to identify a starch plant that produces the largest quantity of ethanol.

High school students learn about resistance, resistivity, and if copper is the best metal conductor in this great physics science fair project idea.

This science fair project idea quantifies the effect of weather- in this case temperature and humidity- on musical instruments.

This science fair project idea compares whether ionic dryers leave hair in better condition than non-ionic dryers.

Science fair project that uses iodine solution to demonstrate how starch is turned into sugar when it is chewed in the mouth.