- 益智图 yìzhìtú tangram-style puzzleA traditional Chinese puzzle consisting of 15 pieces of wood or cardboard that can be assembled into various shapes, similar to a tangram but with more pieces
- 益智玩具 yìzhìwánjù educational toytoy designed to stimulate the mind and develop intelligence
- 益智班 yìzhìbān special education classA remedial or special class in elementary or middle school for children with intellectual disabilities.