This curriculum bulletin is the second part of "Mathematics--Pre-Kindergarten, Kindergarten, and Grade One." This is a developing curriculum program that incorporates the pre-kindergarten into the educational system and reorganizes mathematics materials in the early childhood years. The materials in this bulletin deal with numbers and operations with numbers, early levels of number-line concepts, geometric concepts, and fractional parts. Included also is a suggested plan for introducing topics and subtopics and a scope and sequence for the indicated grades. (RP)