PUZZLE "RUSSIAN BALL" Russian patent published in 2003 - IPC

FIELD: production of labyrinth-type toys. SUBSTANCE: puzzle has three-dimensional hollow transparent enclosure partly filled with one or several immiscible liquids of different density and color and with gas. Opaque casing is positioned in enclosure cavity in gap-free relation with respect to inner surface of enclosure. Channels are formed on outer surface of casing to define labyrinth. Color of casing differs from color of liquids in channels. In initial position of puzzle liquids in channels are mixed so as to form combination of colors similar to kaleidoscope. Player may turn puzzle toy many times in order to move liquids of each color and gas in respective horizontal level, i. e., to prevent color mixing. EFFECT: increased efficiency and provision for development of intellectual and logic abilities and aesthetic tastes. 2 cl, 4 dwg