A toy play set for use in a vehicle having a beverage cup holder includes a body having first and second opposing ends and a side wall extending therebetween defining an at least partially hollow cavity within the body. The body has in a closed configuration at least the first end sized and shaped to fit at least partially into the cup holder sufficiently for the cup holder to support the body in a first generally upright orientation with the second end forming a top end of the body. The body has an open configuration in which the hollow cavity is at least partially accessible. A tank with a pump is disposed within the body and is capable of being at least partially filled with a fluid in order to play at least one predetermined game.