Product specifications list the fire truck toys as being made of plastic.
Listings commonly highlight skills such as gross motor and fine motor development, creativity and creative thinking, and sensory development.
Several sets include step-by-step pictorial instructions and note support from the LEGO Builder app, which offers 3D guidance plus zoom and rotate tools to help with building and tracking progress.
Suggested ages across the sets include 1.5 years and up, 2 years and up, 4 years and up, 5 years and up, and 7 years and up.
