Nursery Land is a series of graded activity books using familiar songs and rhymes to reinforce pre-reading and early mathematical skills (for example, matching and sequencing). The books cover concepts such as colours, shapes and numbers. Book 1 includes: the rhymes Baa Baa Black Sheep and Twinkle Twinkle Little Star, one-to-one matching, counting to 3, correct formation of the numerals, repeating patterns.