Ключевые слова: abstract, assemble, assembly, background, black, black and white, blank, blue, challenge, complete, complete solution, concept, connection, design, difference, difficulty, element, fit, game, grey, group, idea, illustration, imagination, intelligence, interlock, jigsaw, jigsaw pieces, join, make a picture, match, metaphor, monochrom, mosaic, mosaic tile, objects, opposite, organized, outline, patience, pattern, pieces, playing, puzzle, shapes, solution, solving, symbol, team, teamwork, template, tessellation, tile, tiling, toy, unique, unique concept, white,