Four problems are presented and solutions using a calculator are illustrated. (MK)

Practical tips on the teaching of subtraction, addition and subtraction of fractions, and finding the vertex of a parabola are given. (MK)

The primary aim of this guide is to aid teachers in planning and preparing a senior high school mathematics course for students preparing for college work. It is divided into separate one-semester courses of seven chapters each. The first-semester course consists of a traditional approach to the introduction of trigonometry and trigonometric…

This document is one in a series of instructional materials on population education developed for the Baltimore public schools. The unit, designed for elementary grades 5 and 6, focuses on demography and human factors and consequences. The first part of the resource unit presents basic information, methodology, and understandings of demography and…

This teacher's guide is the grades 7-9 unit for population education developed for the Baltimore public schools. This mini-demography course covers various factors of population growth and change. The activities of the unit focus on seven major concepts: (1) demography provides information for understanding population growth, trends, and changes;…

The self-study unit for intermediate grades deals with growth and distribution of the black population of the United States. The unit shows how and why the black population started from a rural southern base and became a largely urban population, compares the black people of two cities, one northern and one southern, and discusses how they are…