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- Grade Range
- 7th - 12th
- Rating
Students demonstrate understanding by identifying and giving examples of undefined terms, axioms, theorems, and inductive and deductive reasoning. They also write geometric proofs, including proofs by contradiction. Full Review »
- Grade Range
- 9th - 10th
- Rating
Students review postulates and discuss intersections. They analyze how statements are postulates or theorems. They solve problems by discussing the theorems and thinking about the proof. Full Review »
- Grade Range
- 9th - 12th
- Rating
Students practice problem solving and proofing parallelograms after going over their homework assignments to find ten examples of shapes out in the real world today. They complete a variety of word problems together in groups. Full Review »
- Grade Range
- 8th - 12th
- Rating
Students describe, in writing and drawings, a working definition of the Pythagorean Theorem, various proofs of the Theorem and examples of its application in this technology-based lesson for the Geometry classroom. Emphasis is placed independent exploration. Full Review »
- Grade Range
- 8th
- Rating
Students build a structure that is able to withstand a simulated earthquake. They research earthquakes, earthquake measurement, and society's preparation for and reaction to them. Pupils build models and present them to the class, along with their research. Full Review »
- Grade Range
- 9th - 11th
- Rating
Students use inductive and deductive reasoning to construct logical arguments and judge the validity of those arguments. They work in small groups to develop logical arguments to support or refute the validity of statements given. Full Review »
- Grade Range
- 9th - 11th
- Rating
Students use unit squares to show the Pythagorean Theorem is true and write a geometric proof of the Pythagorean Theorem. They use unit cubes to draw triangles and squares. In addition, questions for review are included in plan. Full Review »
- Grade Range
- 5th - 6th
- Rating
Students develop the skills of problem solving through looking at situations mathematically. The lesson introduces students to the concepts of theorems and proofs as part of how one looks at mathematical problems. Full Review »
- Grade Range
- 10th - 12th
- Rating
Students investigate the concepts of inductive and deductive reasoning and look at the differences for certain theorems. They work to write the proofs for theorems with the scaffolding provided with the examples found in the lesson plan. Full Review »
- Grade Range
- 6th - 8th
- Rating
Students practice proof reading skills. They study proof reading strategies and complete proof reading assignements to look for different kinds of mistake. Full Review »
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