Short passages about life in the country and city introduce the concepts of behind and in front, from horses standing behind a fence to a bus driving in front of Big Ben.
Short passages about animals in their natural habitats introduce the concepts of over and under, from a bear cub climbing over a log to fish swimming under the water.
Short passages about everyday life introduce the concepts of left and right, from a child getting out of the bed on the right to riding the slide on the left at recess.