How to Solve a Rubik’s Domino

Notation: same as 3x3 except F2, B2, L2, R2, M2 are simply notated as F, B, L, R, M. Solution: Step 1: Solve Cross: intuitive Step 2: Solve Bottom Layer Corners: intuitive, but this may help: R U R U’ R and L U’ L U L Step 3: Solve Top Layer Corners: 2 cases Step 4: Solve Top Layer Edges: 9 cases