Search Products Shop by Category  Astronomy, Space  Batteries, Power Supplies  Biology  Books  Chemistry  Clocks, Watches  Crystal Growing  da Vinci Gear  Dinosaurs  Einstein Stuff  Electronics  Fun, Toys & Gifts  Games & Puzzles  Geology & Fossils  Glow-in-the-Dark  Laser Pointers  Light & Optics  Magnets  Microscopes  Physics  Posters, Postcards  Robots  Science Kits  Software & Videos  Solar Stuff  Study Charts  Telescopes  Videos (DVD)  Weather Instruments Shop by Price:  under $5  $5 to $10  $10 to $20  $20 to $50  $50 and up Shop by Age:  5 years old  6 - 7 years old  8 - 9 years old  10 - 11 years old  12 and older Store Info:  Catalog Request  Help / FAQ  Contact Us  Terms Of Use Order Tracking: Order No.: Password:		Cart items: 0 Total: $0.00     Bizzaro Swirls - Rattleback »  Science eStore Home  »  Fun, Toys & Gifts  »  Bizzaro Swirls - Rattleback click here for larger image This product has been discontinued. This is one of the simplest and coolest physics toys. It will behave diferently when you spin it clockwise or counterclockwise. Cool desk toy or a gift. The shape of this toy is very curious and it produces an unexpected effect when you spin it. This toy is also known as Rattleback or a Space Toy. Comes in assorted colors depending on our current stock. Recommended for ages 5 and older. Weight: 0 lb 1 oz ( 0.03 kg ) Related Products   Cyclone Tube Create a cyclone in a bottle. Great fun! Item No: PL430 $3.95 $2.95 /each  View/Buy   Spin Bank Drop a coin in the Bank and it Spins like a top! Item No: PL454 $7.99 $5.95 /each  View/Buy   Jacobs Ladder An ancient toy featuring optical illusion and hands-on fun that never grows old. Item No: PL421 $6.99 $4.95 /each  View/Buy
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