?【Build Your Brain】 - Intellectual challenge for problem solvers and game lovers, this wooden t-shape piece 3d puzzle delivers hours and hours of fun and mystery, take apart and put back together. ?【Relaxing Challenge】 - Brain teaser puzzles provide a tough challenge but also allows you to relieve stress, relax your mood, and enjoy brain stimulation. Fun for families, students, children. ?【Develop Skills】 - Clever 3d puzzle design builds genius skills, including ability to problem solve, spatial imagination, creative thinking, and more. Play again and again to exercise your brain. ?【High Quality】 - Wooden puzzle pieces are precision cut, closely fitted, and built to last, painted finish, very sturdy and attractive, great for puzzle enthusiasts and teens. ?【Wonderful Gift】 - Educational and fun wooden puzzle recommended for age 6+ and anyone who loves a challenge; 7.2 x 7.2 x 7.2cm cube with 54 individual pieces.