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Cryptography and Geometry, Beyond the Triangular Grille
Students explore cryptology. They divide an equilateral triangle into three congruent parts to create a template for coding the secrete message. Students follow instructions and observe the demonstration to create their own coded message.
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You Can Cut It: Hands-on Geometry
Learners explore two and three-dimensional objects with a hands-on approach and an element of chance. Groups choose the name of a solid figure from a "hat" and work with that shape. They sketch it, determine the number and shapes of...
7th - 12th Math CCSS: Adaptable
Math Stars: a Problem-Solving Newsletter Grade 7
Put on your thinking caps because middle school math has never been more interesting in this huge resource full of thought provoking questions. Written as a newsletter, the resource has 10 two-page newsletters with a variety of...
6th - 9th Math CCSS: Adaptable