Customers say these monthly build boxes spark genuine excitement and keep kids engaged month after month. Children eagerly anticipate each delivery, building independently while developing problem-solving skills and confidence. The projects are well-designed with clear instructions and accompanying videos that explain engineering concepts in an accessible way. Many highlight the quality construction, spare parts included, and how builds inspire creative play and imagination. Parents appreciate the bonding time and screen-free play that follows. A few note international shipping costs are high, and occasional delays occur, but responsive customer service quickly resolves any issues with missing pieces.