The Hola Monster Trucks Are Built With Quality And Are Robust, Easy To Use, And The Perfect Size For Little Hands To Hold And Play. Each Hola Monster Truck Has Its Own Unique Animal Theme And Is Designed With Big Wheels That Make Crashing And Smashing Epic And Zooming Over Many Surfaces Easy! , , Each Hola Monster Truck Uses A Different Method Of Movement, Exposing Kids To New Ideas And Ways Of Playing. The Three-Movement Types Are Pull-Back Motor (Leopard), Freewheel (Crocodile), And Friction Power (Bull). Young Children Learn Through Interactive Play Which Is Why Open-Ended Toys With Many Ways To Play, Like The Hola Monster Trucks, Are Such A Good Choice. As Kids Continue To Play, They'Ll Improve Fine And Gross Motor Skills Alongside Ongoing Cognitive Development.