Rubic's Cube is a three-dimensional puzzle that involves rotating the faces of a cube with colored stickers, so that each face has a single color.
Tangram is a two-dimensional puzzle that involves arranging seven geometric pieces into various shapes, given only an outline.
Crossword is a word puzzle that involves filling a grid with letters, so that the words intersecting horizontally and vertically match the given clues.
Jigsaw Puzzle is a puzzle that involves assembling irregularly shaped pieces into a complete picture, usually of a landscape or a painting.
Sokoban is a puzzle that involves moving crates around a warehouse, so that each crate is placed on a designated spot, using the least number of moves.