Actual customers say these build boxes are engaging and fun to assemble, with clear instructions that kids can often follow independently. Many reviews mention children eagerly anticipating monthly deliveries and enjoying the hands-on learning experience. Customers appreciate the quality construction and how projects continue to be played with long after building. Common feedback includes praise for responsive customer service and the educational value of learning engineering principles through play. Some note occasional component issues or quality inconsistencies in recent boxes, while a few mention projects becoming less challenging over time or being set aside after initial use.