I'm going to do this as a photo Instructable as it was so quick and cheap. Over here in the UK we have a partial solar eclipse on Friday and I've been really disorganised. We do have eclipse glasses but I wanted something the children could look at throughout the eclipse. I had a spare pinhole, but ...By: Grahamwithimps
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from Instructables: exploring - technology - robots http://ift.tt/1BPTakv
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