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Can we classify quadrilaterals like we classify living things?

Why tell a kid the rules of a triangle when they can *discover them!?*

Using patterns, students try to deduce *where* that area formula came from.

Let's group letters by their symmetry, then create symmetrical words, and then *symmetrical sentences!*

A lesson about lines, line segments, and rays that avoids dull memorization. Instead, we ponder this delightful question: **Which is longer, a ray or a line?** Then, kids consider what these different geometric concepts would think about each other.

What's the deal with these four sided polygons?

Students will be working with examples and non-examples to deduce the topic of regular polygons.

Which shapes go together based on parallel and perpendicular lines?

What odd and interesting shapes can your students find in this geometric image?

What odd and interesting shapes can your students find in this geometric image?

What odd and interesting shapes can your students find in this geometric image?

What odd and interesting shapes can your students find in this geometric image?

What odd and interesting shapes can your students find in this geometric image?