These Kits Are Imported From Japan! They are quite popular and go out of stock on occasion! Karakuri is a word that refers to the mechanisms that work a machine. Gakken's line of "Otona no Kagaku" (Science for Adults) kits is intended for the grownups. Sure to delight the tinkerers out there, these complex kits replicate historical inventions -- and actually work! From the little Japanese boy doll firing arrows at a target, to the robot that draws shapes using technology similar to punch cards! You'll find hours of challenging fun in this new lineup! English language instruction booklet now included with most of these kits! New: Vacuum Engine, Vacuum Tube Radio II, Phonograph II. Note: Some of these kits have been placed on Clearance, and on Sale! Please see the Sales & Gifts section for details. Vacuum Engine $299.99 Vacuum Tube Radio II $169.99 Magnetic Field Detection System (crystal radio) (limited stock) $149.99 Gramophone Retail: $100.00 Our Price: $89.99 Digi-Robo Retail: $100.00 Our Price: $89.99 Phonograph I Retail: $100.00 Our Price: $79.99 Phonograph II Retail: $110.00 Our Price: $89.99 Bow Shooting Boy w/Box (assembled) Retail: $300.00 Our Price: $279.99 Tea Server Doll (assembled) Retail: $150.00 Our Price: $134.99 Stirling Engine Retail: $170.00 Our Price: $149.99 Bow Shooting Boy Retail: $170.00 Our Price: $149.99 Tea Server (mechanical doll) Retail: $120.00 Our Price: $99.99 Handspring Doll (tumbling boy) Retail: $110.00 Our Price: $99.99 Marconi Radio Controlled Car Retail: $75.00 Our Price: $69.99 Charcoal Battery Experimenter Set (voltaic & bincho tan) Retail: $70.00 Our Price: $64.99 Global Environment Analysis Kit Retail: $70.00 Our Price: $64.99 Presentation Box (bow shooting boy) Retail: $100.00 Our Price: $89.99 Copyright © 2003-2009 E-Clec-Tech. All rights reserved. All other materials and logos are copyrighted by their respective owners, or companies.