When one math teacher noticed key parts of the proof-writing process were missing from textbooks, she took it upon herself to develop her own process.
☆ Practice with Geometry Proofs | Congruent Triangles & CPCTC
11 Tips for Teaching Geometry Proofs
Math Dyal - Scaffold students Geometry Proof writing with this fun activity - a crossword puzzle. Each puzzle has two proofs to complete with statements and reasons that become the crossword clues.
Tips for teaching high school geometry proofs
Introductory Geometry Proofs Task Cards - you could do lots of activities with these cards
online geometry proofs - This is awesome- USE THIS!!! gives choices for statements and reasons. They pick order as they go.
Geometry Proofs from the very beginning - guided unit plan: over 100 pages with answer keys - includes presentation and tons of printables
Triangle Congruence Proofs Book | Mrs. Newell's Math
Teaching Geometry Proofs with Cut-Out Activities | mrseteachesmath.blogspot.com