Fisher-Price Shake "N Go Thomas Fisher-Price Shake "N Go Thomas moves when shaken. The more kids shake it, the longer it"ll travel. The engine also produces recorded phrases and fun engine sounds. . Why You"ll Love It: A quick shake gets the action started. Age: 18 months and up FeaturesThomas themeShake "N Go technologyRecorded fun phrases and engine soundsRequired Batteries: 3 AA batteries (included)