Three lessons on division for grade 4 are presented, the first using manipulative materials; the second, the computer; and the third, the calculator. Advantages and disadvantages of each are discussed. (MNS)

The objectives of this module on making comparisons and ratios include using ratios to compare sets of objects and expressing ratios as decimals or fractions in lowest terms. The module provides six experiments. An envelope of manipulatives accompanies each of the first three experiments. The fourth experiment requires a multispeed bicycle. The…

Describes "Family Computers," an educational program developed by EQUALS that brings families together weekly to have fun with mathematics while using computers. Discusses software selection, provides a lesson plan for grades 4-8, and presents 7 tips for instructors. (MDH)