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Science Fair Projects

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4th Grade Science Fair Projects

Under Pressure: Ball Bouncing Dynamics
Photo Source: Harold E. Edgerton Ask any sports enthusiast and they'll readily recall that many popular sports make use of a ball in some way, shape, or form. Speaking specifically...
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Mnemonics & Memory
Photo © 2009 digitalbob8, Flickr If you've ever studied for a big test, having to memorize large amounts of data or long lists of information (like the 50 states and...
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Multicolored Flowers
Photo © 2008 Subramanian Kabilan, Flickr This science experiment, designed for upper elementary students by the creators of Cool-Science-Projects, is perfect for those interested in plant biology, or botany. While...
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The Effect of Caffeine on Alertness
Photo Source: Roman Segaev Ever wait until the last minute to study for an exam, stay up all night preparing, then throw back a can of soda or eat a...
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Comparing the Vitamin C Levels in Various Fruit Juices
Photo ©2010 Ariel Waldman, Flickr The human body does not produce vitamin C, nor can it store vitamin C. Because of this we need a continuous supply of the vitamin...
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Left Out or Right On?
Photo © 2008 Evonne, Flickr Fifth grade student, Dimitra, wondered if one's handedness (i.e. preference shown to either the left or right hand when performing tasks like writing, swinging a...
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Now You See It, Now You Don't!
Photo &copy 2009 Tony Fischer Photography, Flickr Peripheral vision is important to many of the daily tasks we undertake - reading a book, driving a car, riding a bike, etc....
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The Aerodynamics of a Car
Photo © 2008 Nathan Bittinger, Flickr In a similar vein to Wong's award-winning project, Nathaniel and his friends, fans of the racing world, wondered how car design affects aerodynamics and...
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Cloud Formation
With their wide variety of sizes and shapes, clouds are one of the most beautiful weather phenomena. Because they can be so varied at times, your students will be amazed...
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Germs & Us
Photo © 2008 Umberto Salvagnin, Flickr As we head into the flu winter season, it's important for all of us to know what environments allow germs to thrive and how...
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Connecting Solar Energy & Electronics
Photo Source: Saniphoto This interesting science fair project, designed for the third or fourth grade level by Dr. David B. Whyte of Science Buddies, is perfect for students interested in...
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Types of Fire Wood & Heat
Photo © 2009 Christine Kongsvik, Flickr Camping enthusiasts {and those interested in physics, of course} will love this science fair project featured by the site, All Science Fair Projects. With...
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Inertia of an Egg
Photo Source: Pali A Inertia According to Newton's first two laws of physics, inertia is the tendency of all objects (or matter) to remain still if it is still or,...
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The Effect of Acid Rain on Aquatic Life
Photo © 2005 Rick Smit, Flickr Like smoking, pollution has "second-hand" effects. While it's easy to understand how disposing chemicals directly into the local lake, chucking a plastic bottle out...
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The Science of Burglar Alarms
Photo © 2009 Heather Elias, Flickr Home alarm systems are essential for several reasons; one, they provide families with a feeling of safety and security, and two, they alert both...
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Oxygen in Plant Respiration
Photo Source: Viktor Kuryan Most children are familiar with the overly simplified version of the oxygen cycle - plants produce oxygen through photosynthesis, upon inhalation animals/humans take in these fresh...
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Photosynthesis & Light Color
Photo © 2009 Corey Harmon, Flickr If you have a student who's interested in botany, here is a fun science fair project that explores how light color affects photosynthesis in...
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Measuring & Comparing Salinity in Different Aquatic Environments
Photo © 2006 D. Vincent Alongi, Flickr Most of you have learned in life science or through experience that there are two main types of aquatic environments - saltwater and...
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