A group of up to 4 children supervised by an adult.
Wrapping paper and paper towel tubes make great ramps for small toy cars. You can use them whole or cut them length-wise into two even halves. Kids are truly collaborative when they play with these tubes and small cars. Next stop, obstacle course!
Swimmy, by Leo Lionni (Dragonfly Books, 1963) Chloe and the Lion, by Mac Barnett and Adam Rex (Disney-Hyperion, 2012)