Describes line relationships (line segments, and rays; intersecting, parallel, perpendicular) and then provides worksheets that can be used as quizzes or review pages. Common Core: Geometry: 4.G.A.1, 5.GA.1
Rules and practice for identifying square, rhombus, rectangle, parallelogram, trapezoid, and irregular quadrilateral. Common Core: Geometry: 5.g.3, 5.g.4, 5g3, 5g4
Explanation of different triangles according to their angles, followed by two practice page: one labeling triangles, and one creating triangles to match their descriptions.
Describes (with pictures) two dimensional figures, from line segments to angles to polygons, and then provides worksheets that can be used as quizzes or review pages.
Fill in the missing letters from each word; then use the letters to decode the secret message! Vocabulary fun. This easier version provides a word bank.
Use Euler's formula to determine the number of edges of a simply connected polyhedron such as a soccer ball. Common Core_Math_6.EE.A.1, 6.EE.A.2, 6.EE.A.3,
Answer questions about area, perimeter, line of symmetry, triangles and polygons while making a simple origami. Common Core: Geometry 6.G.A1, 5.G.B3, 4.MD.3