Introduce STEM toys early with the LEGO DUPLO Number Train. Itís a colorful introduction to numbers and counting. Your toddler will love to build and rebuild this developmental toy, learning early number recognition as they go! This set is the perfect educational gift for little ones and a great introduction to the LEGO STEM sets. With two child DUPLO figures and a cat figure, the set provides endless storytelling and creativity for little minds. If youíre looking for a learning toy or STEM gift, the Number Train is your best bet, and DUPLO bricks are designed to be safe and suitable for little hands.