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  1. Which Shape is a Rectangle? – Lesson Plan - mathskills4kids.com

  2. All About Rectangles | Lesson Plan | Education.com

  3. Lesson: Rectangles | Nagwa

  4. What is a Rectangle? | Rectangle Shape | Teaching Wiki - Twinkl

  5. 7 Fun Rectangle Activities For Preschoolers & Kindergartens

  6. Recognizing Rectangles Worksheets - Math Worksheets 4 Kids

  7. What is a Rectangle? | Rectangle Shape | Teaching Wiki - Twinkl

  8. Meet the ShapesRectangle – ClassX

  9. All About Rectangles: Properties, Examples, Formulas

  10. Rectangle Definition: Lesson for Kids - Study.com