This is a systematic exposition of a major part of the mathematics of grades 5 to 8 (excluding statistics), written specifically for Common Core era teachers. I

An essential guide for teaching students in grades 5-9 how to write about math Learning to read and write efficiently regarding mathematics helps students to un

This is the second of three volumes that, together, give an exposition of the mathematics of grades 9–12 that is simultaneously mathematically correct and gra

This two-volume set includes a systematic exposition of a major part of the mathematics of grades 5-9 (excluding statistics) written specifically for Common Cor

This is a textbook for pre-service elementary school teachers and for current teachers who are taking professional development courses. By emphasizing the preci