Role: In the constant challenge and trial and error, the player is always in the leading position. Through active and creative learning, it cultivates geometric spatial thinking and the ability of graphics rotation in the brain to improve the player's ability to analyze, discover and solve problems. It can relieve the pressure of white-collar workers after work, enjoy romantic time between couples, can exercise the brain to enrich the life of the elderly, allow students to develop intelligence, stimulate spatial thinking ability, satisfy curiosity and gain self-confidence.