Raz-Plus resources organized into weekly content-based units and differentiated instruction options.
Concept (nonfiction), 52 words Grade K
The book Rectangles presents examples of these shapes in the real world, with vivid photographs that support the text. By exploring these examples, students will understand that a rectangle is a shape with the attributes of four sides and four square corners. Students will also learn that some attributes define a shape, but attributes such as size and orientation do not.
Math Teaching Tips
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