intellectual training; intellectual development
Refers to education or activities aimed at developing intellectual abilities, often used in contrast with 体育 (physical education) or 徳育 (moral education).
Intellectual training in early childhood is very important.
This toy is well-regarded for being good for intellectual development.
overemphasis on intellectual education; too much intellectual training
educational toy
Compound of 知 (chi, 'knowledge, intellect') and 育 (iku, 'nurture, raise'). The term was coined in the Meiji period as part of modern educational terminology, modeled after Western concepts of intellectual education.