Advocating that children's dismantling and assembling toys is beneficial to IQ, in the past few decades, the IQ of children worldwide has generally improved, and the improvement of IQ among Singaporean children has been particularly noticeable. For this reason, Singaporean educational experts introduced one of their experiences: allowing children to play with toys as they please, even permitting them to dismantle or break toys, all of which are beneficial to enhancing children's IQ.