SMARTMAX MY FIRST EXPLORERMix and match your favorite vehicles! My First Explorers is a magnetic play set that seamlessly integrates into the SmartMax universe. Mix and match the car, plane, and rocket to create a unique set of vehicles and let your imagination soar. The different parts of the vehicles magnetically attach to a SmartMax bar. You can either build your vehicles around the regular bar or create an even longer version by using the long bar. My First Explorers