3 levels of play make this the easiest mastermind to learn. Players take turns setting secret codes and solving the codes. Jungle animal pieces add a fun element kids love. Uses stem and steam principles like deductive reasoning and logic. For 2 players, ages 6 and up Learning Skill: Memory Skills Recommended Ages: 6 Years And Up Use: Indoor Measurements: 6.25 Height/Inches, 12.25 Length/Inches, 2 Width/Inches Base Material: 100% Plastic Care: Wipe Clean Country of Origin: Imported p.p1 {margin: 0.0px 0.0px 0.0px 0.0px; font: 15.0px Calibri; -webkit-text-stroke: #000000} span.s1 {font-kerning: none} WARNING: CHOKING HAZARD – small parts. Not for children under 3 years.