The author claims the development of an improved method for teaching basic addition in the elementary schools. Two advantages of the method are (1) more effective grouping of basic addition facts, and systematic and consistent use of reasoning in their derivation, and (2) use of a special classroom technique to improve the proficiency of a child…

This manipulative model using counters involves balancing the number of counters on either side of the equals sign. (MP)

This is a first-grade manual for teachers using SMSG elementary school text materials. For each chapter background information is given; for each section, objectives, vocabulary, materials, suggested procedures, and further activities are listed. Chapter topics include: (1) pre-number experiences; (2) recognizing geometric shapes; (3) building…

A program of mathematics instruction for grade one is provided in this curriculum guide. The teaching goal of each lesson is stated in the Purpose section. Visual aids and manipulative materials useful in developing each lesson are suggested and additional teaching aids are listed. Suggestions for teaching the lessons are separated into three…