2. Visualizing shapes and images 3. Exploring square and rectangle numbers 4. Exploring repeat designs by counting
2. Patterns: concentric, rotational, and symmetrical 3. Visualizing: Perimeter area and volume 4. Pythagorean Theorem IIa. The Circle [percentage circle worksheet  sketch]
2. Visualizing congruence and concentricity  patterns with colors
2. Inscribing stars and polygons 3. Inscribing polygon grids
2. Rotation 3. Line and point symmetry 4. Analyzing designs to learn about parallel lines, angles, and degrees IIb. The Circle [compass and straight edge constructions]
B. Polygons and stars C. Rotations, symmetries, and tessellations D. Cutting, folding, and pasting: polyhedral constructions
2. The Tetrahedron (slitting 1/2 diameter of an inscribed square) 3. The Pyramid (slitting the inscribed pentagon) 4. Assembling a Deltahedron (2 at a vertex) 5. Platonic polyhedrons and more (3, 4, 5, 6 at a vertex) III. The Triangle [equilateral triangle grid  sketch; triangle grid w/ vertical lines  sketch]
2. Triangle numbers 3. Perimeter and area 4. Exploring Pascal's Triangle 5. Tessellation with gridmade polygons 6. Analyzing designs to learn more about transformation, rotation, and symmetry
b. Pyramid c. Octahedron d. Cube Octahedron e. Truncated Cube 3. Exploring patterns, symmetries, and tessellations on polyhedra and flexagons

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