
Geometry · Congruence & Proof
Congruence Clash
Rigid transformations, SSS, SAS, ASA, AAS and HL, CPCTC proofs and constructions. Claim four in a row.
2 multiplayer classroom games aligned to Oklahoma (OAS) standard G.2D.1.11. Pick one to practice this standard with your whole class on a smartboard or Chromebooks, with no student logins. Every game has a free demo.

Rigid transformations, SSS, SAS, ASA, AAS and HL, CPCTC proofs and constructions. Claim four in a row.

Claim squares by dilating points, using dilation properties, proving triangles similar and solving side-splitter, angle-bisector and right-triangle problems. Get 4 in a row to win.
The All-Access Teacher License includes every game, every grade and all future games.