Simple to play but difficult to master. Puzzles range from beginner to expert featuring increasingly difficult hex block puzzles. Completely free to play with no time limits, and no locked puzzle packs. Hundreds of unique levels will keep your brain sharp. Relax and relieve your stress while exercising your mind. Jewel Blocks Galaxy, hex puzzles, brain training, free puzzle game, casual puzzle, brain exercise, stress relief, mental workout, logic puzzles, spatial reasoning, HTML5 puzzle, hypercasual game, puzzle game, block puzzles, mind game, collecting game, relaxing game, free to play