A Wi ScI (Wicked Science Images) Blog @ HNI: Playing with Newton's Cradle ... Never ceases to fascinate. Watch out Santa ... There may be a few letters coming your way from VERY GOOD children ... I can vouch for that !

Friday 4 March 2016

Playing with Newton's Cradle ... Never ceases to fascinate. Watch out Santa ... There may be a few letters coming your way from VERY GOOD children ... I can vouch for that !

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