Australian Geographic Newton's Cradle - Black Base Stock4 5 mm model

5 mm model

smaller objects are much easier to locate in your telescope if you have a finderscope to help do the work

EUGYs are sustainable paper craft toys made from cardboard - one of the most recyclable materials

Standard rules are a race to a hundred and one (great for the kids' maths) but variations like "round the clock" and "hookey cricket" are also classic variations of this versatile family game

Australian Geographic Newton's Cradle - Black Base Stock4 5 mm modelThe Australian Geographic Newton's Cradle is a classic desk toy and a fascinating demonstration of the laws of motion and momentum. Lift one of the stainless steel balls, let it swing, and watch as the energy transfers through the row in a satisfying, repeating motion that seems to defy common sense. It's a timeless piece that sits equally well on a desk, bookshelf, or coffee table. How It Works: When one or more spheres are lifted and released, the