From the Manufacturer

VA-ROOOOM! I really drive and make zany sounds! Zhu Zhu Hamsters scamper into the Woody Wagon and then magically drive around all by themselves! Each Zhu Zhu Hamster has its own unique personality & whimsical sounds! Loving Mode: Pet them, love them, hear them chatter. Explore Mode: Let them scoot, scamper, bump n' boogie across the floor or through their hamster habitat. Collect and Connect all of the Zhu Zhu Pet accessories to make a HUMONGOUS Hamster city!