- CAT 83195 children's construction set with mini vehicles and articulated crane - Includes Insta-Dirt, a material that expands 15 times upon contact with water to simulate real soil - 3-inch mini vehicles with movable buckets and arms, easy for children to handle - Sturdy and durable construction, designed to withstand indoor and outdoor play - Perfect for stimulating imagination, creative play, and fine motor skills - Recommended for children over 3 years old under adult supervision