- Make sure this fitsby entering your model number.- MATERIALOur newtons cradle use fishing line of good material instead of cheap nylon line. Premium ABS plastic base and the unique design idea make an impression.- SWING TIME--The balance balls con..
- Make sure this fitsby entering your model number.- Build this LEGO Art Marvel Studios Iron Man (31199) set, featuring a model with 3 build options; Display your favorite version of Iron Mans armor on your wall or shelf after you spend quality time..
- Material: Solid steel ball, nylon plumb line, ABS plastic frames and base.- Not only demonstrates a pendulum, but also shows the Laws of Conservation of Momentum and Energy.- Pull up one ball and release,only one ball in the other side moves,pull u..
- Make sure this fitsby entering your model number.- NEWTON'S CRADLE: Watch as one ball on one end strikes the other sending the one on the opposite end into the air while the ones in the middle stay perfectly still.- QUALITY MATERIALS: The cradle i..
- Make sure this fitsby entering your model number.- This is a traditional tabletop toy, also known as home decor. With a 9V battery, you can keep it swinging.- It comes in a variety of colors and is random. Watching it keep swinging can give us a l..
- Make sure this fitsby entering your model number.- EASY START: just place on a mug of hot water and give it a spin and you're up and running; as long as enough temperature difference maintains, it will keep running like Forrest Gump. People will b..
- Make sure this fitsby entering your model number.- TREASURE HUNT! Get ready to excavate 15 precious gems just like a real geologist! Dig up and discover 15 different gemstones including natural Crystal, Amethyst, Topaz, Obsidian and More!- MINE GE..
- Make sure this fitsby entering your model number.- Friction and damping effects are also observed.- Excellent educational science gadget. Not only demonstrates a pendulum, but also shows the laws of conservation of momentum and energy.- Science to..
- Make sure this fitsby entering your model number.- The OLOID - The stunning geometric shape invented in 1929 by Mathematician & Architect Paul Schatz, brought to life.- Stunning Shape, Mysterious & Hypnotic rolling motion will captivate audiences ..
- Make sure this fitsby entering your model number.- Spin the cone and set five metallic orbits in motion, creating kinetic art.- Perfect for children with an interest in science and astronomy.- The stand measures 11.5-inches in height, perfect for ..
- Reproduction of a clock based on an escapement sketched by Leonardo da Vinci- Assemble in either a wall mounted or standing configuration- Uses the pendulum's weight as the power source- Snap together assembly of textured parts- No batteries, paint..
- Make sure this fitsby entering your model number.- UNIQUE & SOLID---- Ingenious designs and unique style, the weightlifter rides a unicycle, amazing. It's well made, entirely metal, not easy to damage. Sizes: 180*190mm/7.08* 7.48in. Please measure..
- Make sure this fitsby entering your model number.- These little steel balls will keep you entertained all day- The back and forth motion is a soothing experience you'll enjoy day after day, learn about the conservation of momentum and energy- Desk..
- Make sure this fitsby entering your model number.- Project Blueprint explores the Science of Spacing Out- A mesmerizing demonstration of synchronization in motion that simulates phases, beats and frequencies- Engage the laws of motion to transform..