Classroom Resources / Illuminations Shape Sorter Grade: 6th to 8th A rhombus has four congruent sides. A rectangle has four congruent angles. But a square has four congruent sides and four congruent ...

Thinking about numbers using frames of 5 can be a helpful way to learn basic number facts. The four games that can be played with this applet help to develop counting and addition skills. (This applet ...

Departments consist of short, focused articles along a particular theme or in a specific format. Writing for a department is a great way for teachers to see their names is print! Short articles (700 – ...

Department Descriptions from Teaching Children Mathematics News & Views Share news about happenings in the field of elementary school mathematics education, views on matters pertaining to teaching and ...

Each calendar needs a variety of problems to appeal to a wide range of students in grades 8-12. Topics from arithmetic, algebra, geometry, number theory, statistics, discrete mathematics, probability ...