Fireworks fail creates an amazing show

Published 10 years ago in Accidents

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How to use a laser pointer to turn your smartphone into...

Published 11 years ago in Awesome

... a microscope strong enough to see cells and more

• 3639 views
• 5 comments
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Madeline loves trains

Published 11 years ago in Other. Submitted by mcmagalhaes

Here, it, comes

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• 9 comments
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