Describes the benchmark and decomposition-recomposition estimation strategies and presents five techniques to develop students' estimation ability. Suggests situations involving quantities of candy and popcorn in which the teacher can model those strategies for the students. (MDH)

Focuses on student organization, preparation, and presentation of simple foods (beverage, brownies, sloppy-joe sandwiches) as a way to apply various mathematical concepts, with problem-solving techniques being central to almost all the activities. Includes reproducible student worksheets. (MKR)

The importance of teaching students to communicate mathematically is discussed. Examined are ways to develop this skill. Activities and open-ended questions are included. The use of physical materials, cooperative groups, listening skills, and writing are stressed. (KR)