BUILD three different modes of transportation-an airplane, a tugboat, or a car (one at a time) SKILL DEVELOPMENT: Following directions, Problem solving, Parts-to-whole relationships, Fine motor skills, Critical thinking, Sequential thought Your budding engineer will love using these mix-and-match pieces while developing skill like problem solving, parts-to-whole relationships, fine motor skills, critical thinking, and sequential thought The set's driver figure doubles as a play screwdriver, which kids use to put the large, durable pieces where they go. Ages 2+