The kaleidoscope makes magic with light and mirrors. It may be considered a child's toy (or a toy for all ages), but it is also a simple optical device with technical applications for designers and pattern-makers. Greek words are the source of the name; it comes from kalos, eidos, and skopios meaning beautiful, form, and view, respectively
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What can I do with my magnets? See what kind of things your magnets will pick up. Try paper clips, coins, keys, pins, nails, aluminium foil, wood, plastic, buttons etc. Which of these items are attracted to your magnet? Whatever is attracted to your magnet will most likely contain iron.
What are the “N” and the “S” on the ends of the horseshoe? They stand for North Pole and South Pole. Every magnet has at least two poles, a North and a South. If you have another magnet, hold it up to each end of the horseshoe. Opposite poles attract or pull together, Like poles repel or push apart.
Not suitable for children under 3 Years.
Rattleback is a semi elliptical object that spins on it’s axis in one preferred direction due to an offset centre of gravity. If spun in the opposite direction it will rock due to instability,stop and then reverse direction. Tapping one end of the Rattleback will cause it to spin in the preferred direction. NOTE : the rattleback must be spun whilst resting on the curved face, not the flat face.