Various objects, animals, and people associated with the state of Texas are presented in short rhymes, with added commentary, and used to illustrate counting, m

Prima Latina is a preparatory Latin course for young students who are still becoming familiar with English grammar. It is intended for teachers with no backgrou

Intended for pre-school children, this is a number book with bright photographic images from their daily lives. This book is part of a scheme which recognises t

Not long after research began at RAND in 1946, the need arose for random numbers that could be used to solve problems of various kinds of experimental probabili