Hui-Hui Machine. Try this classic toy! When you rub the round stick up and down the serrated edge of the square stick, the propeller turns. It is call Hui-Hui because that is the "magical" phrase that if spoken during the rubbing, will cause the propeller to stop and start to turn in the other direction... Ages: 6+Made of samena wood.- Hui-Hui Machine.
Sewing Machine. Aaron Wang is a puzzle creator that specializes in modifiying existing puzzle designs in order to construct very difficult and complex variations. This wire puzzle is designed byShuai Chi and is handmade by Aaron Wang. Rated as a difficul... - Sewing Machine.
Rifle Machine Toy Gun. In Plain SightYour kiddo has been in the backyard fighting imaginary martians all afternoon. Every once in a while he rushes in for a snack and sputters through a vivid description of just how they’re breaking through human defenses. He might eat h... - Rifle Machine Toy Gun.
Enigma III Encryption Machine. Enigma III uses the same frame as the Enigma II size small, but puts letters on BOTH sides of the gears. This takes the number of possible keys from 4056 to 32,448 (the same as the orginal German Enigma of WWII). The machine can be ... - Enigma III Encryption Machine.
Enigma IV Encryption Machine. Please note: Wood colors vary. 6 double sided gears that can provide 648,960 different possible keys. The machine can be used to encode your own highly encrypted secret messages. Send and receive secret messages to anyone who has a machine. Har... - Enigma IV Encryption Machine.
Enigma II - Encryption Machine - Large. May not be exactly as pictured. Wood colors may vary. This is an encryption machine that will allow you to encrypt your own messages and in addition there are 8 secret messages for you to try and solve. A series of hints and finally full soluti... - Enigma II - Encryption Machine - Large.
Enigma II - Encryption Machine - Small. This is an encryption machine that will allow you to encrypt your own messages and in addition we have provided 8 secret messages for you to try and solve. A series of hints and finally full solutions are provided for the 8 secret message... - Enigma II - Encryption Machine - Small.
Smithsonian: Perpetual Motion Machine. Build a "Perpetual" Motion Machine powered by an invisible magnetic field! Ever wonder why scientists, engineers, and mathematicians have never been able to create such a machine without an external energy source like batteries? Explore differe... - Smithsonian: Perpetual Motion Machine.
Time Machine Cube with Numbers - Stickerless. The Lefun Time Machine is a stickerless 2x2 shape-mod cube featuring a numbered dial on each side. It turns like a 2x2, but the dials can also be turned independently and jumbled up to make the puzzle even more difficult to solve.... - Time Machine Cube with Numbers - Stickerless.
