Spark More Creativity! Let's try something new! Educational Insights toys and games provide opportunities for self-expression, creativity, and imagination, helping kids identify new interests, appreciate their own strengths, recognize and overcome challenges, and build their self-confidence. Pop into early learning! Budding builders use a hand powered rivet tool and rivets that "pop" when they place them to complete the patterns on the colorful cards with this pop-n-play construction activity set! Includes activity board with storage, rivet popper, rivet remover, 40 colorful rivets, and 10 double-sided cards to complete.