First Steps in Mathematics: Number Course Book

"First Steps in Mathematics: Number Course Book" is a 174-page specialized mathematics curriculum and teacher resource manual authored by Marjorie Johnson and published by the Western Australian Minister for Education. As a core component of the highly regarded "First Steps" professional development initiative, this course book is designed to help primary school educators understand how children internalize number concepts. It outlines operational developmental diagnostic frameworks, teaching diagnostic maps, and highly structured classroom activities focused on building robust number sense, place value understanding, and mental computation skills in young learners.