For most puzzles on this site I would list basic move sequences ... (Note: If you are having problems disassembling your cube by popping an edge piece then here is a video that will help.) ...

The 2×2×2 cube. This is essential the "corners only" version of the classic 3×3×3 cube. The applet below was written by Werner Randelshofer (CubeTwister). Since this cube is really just the 3×3×3 ...