Toy with tracks and a caboose

• Toy with an engine
• Circler under a tree, perhaps
• Lionel purchase
• Model tracks creative work reversing gusset
• Gift with tracks
• Lionel product
• Something to keep track of?
• Toy on a layout
• Compact cars?

Wiktionary Word definitions in Wiktionary
n. A locomotive and carriages coupled together to form a unified set of equipment