A toy wagon has the same structure as the traditional, larger wagon

Wagon

A wagon is a heavy four-wheeled vehicle pulled by draught animals; it was formerly often called a wain, and if low and sideless may be called a dray, trolley or float....

, but is much smaller and has an open top. An average wagon is able to seat one child, and is generally propelled by human power through a handle at the front. Some famous brands are Radio Flyer

Radio Flyer (company)

Radio Flyer is an American toy company best known for their popular red toy wagon. Radio Flyer also produces scooters, tricycles, bicycles, horses, and ride-ons. The company was founded in 1917 and is based in Chicago, Illinois.-History:...

, Red Rider, Northern Tool and Equipment, Lowes, and Speedway Express. The average wagon generally costs about $100, but prices can go up to $400.
Toy wagons have been around since the late 19th century, and are traditionally painted red.