Hidden pictures series (Small size) - Complete set of 4 parts Highlights

These classic puzzles are educational and fun, through which the child can develop their visual perception, build vocabulary, go on adventures, enjoy useful mathematics, and participate with children like them. This set includes 4 titles: Hidden Pictures - Space World - Highlights - Hidden Pictures - Animal World - Highlights - Hidden Pictures - Building and Construction - Highlights - Hidden Pictures - Useful Sports - Highlights