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Log in to add favorite March 31, 2010 9:24 AM

Science fair season may be winding down at most schools, but scientific exploration at home and in the classroom continues year-round. And where there is science, there are variables and materials and controls and reactions and things that change and bond and grow ... and things that don't. So what went wrong? And what can you do about it?

Log in to add favorite March 30, 2010 7:24 AM

Marc Church, Senior Mechanical Engineer at Lockheed Martin, has always been a "builder" at heart. At age nine, he dreamed of being an architect and drew house plans for fun. A few years later, a retired railroad engineer moved in next door, and Marc's focus switched from architecture to engineering.

Log in to add favorite March 18, 2010 1:24 PM

The rain and fog may be just around the corner, but a sunny afternoon is a great time to explore the colorful composition of light, the filtering properties of various colors, and a light-activated chemical reaction--all while making cool photographic prints without the use of a camera.

Log in to add favorite March 10, 2010 12:34 PM

What makes one seek-and-find harder than the next? You probably can make some educated guesses about what's going on and how seek-and-finds can be configured for a variety of age ranges and difficulty levels. Scientifically speaking, much of the "challenge factor" can be boiled down to the degree of interference presented in the picture or photograph.

Log in to add favorite March 9, 2010 11:51 AM

A "lost" science fair project report arrived at Science Buddies today. The project was apparently found loose in the US mail system somewhere in the postal routing process. Surprisingly, the person that found it didn't simply toss it in the…

Log in to add favorite March 3, 2010 8:52 AM

An earthquake can alter the tilt of the Earth to such a degree that the length of time in a "day" changes. The change is very small—we are talking seconds broken into millions—so small that our timekeeping methods of hours and days isn't effected.

Log in to add favorite March 2, 2010 11:20 AM

Have you ever noticed how many kinds and brands and flavors of lip balm appear in the cosmetics department at your favorite store? Why are there so many variations? Which one do you like most? Why do you like it? What kinds of differences do you…

Log in to add favorite March 1, 2010 8:58 AM

Note: This month's "Scientist's Pick" is from Science Buddies' staff scientist, Kristin Strong. Kristin presented this project to the Science Buddies' team in February. It's got an icy, winter theme! ~ Science Buddies' Editorial Staff Project:…

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Free science fair projects.