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Science360 for iPad provides easy access to engaging science and engineering images and video from around the...
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![Interactive Structure, Montmorillonite (Al2(OH)2[Si2O5]2 to Kx+2y(Al1-x,Mgx)(OH)[(Si1-y,Aly)2O5])](http://www.free.ed.gov/images/resources/0582.jpg)
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Building Big helps kids think about structures they see every day and the impact of technology on...
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The Physics Front provides selected resources for teachers of high school physics. Hundreds of lessons...
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