Games and Puzzles

Across

2. Opening chess tactic involving a sacrifice

3. Foolish or imitation model

4. Flying disc sport equipment

6. Tile based Chinese game of skill

8. Game of chance with numbered balls

10. Proper behavior at formal events

11. Puzzle that challenges the mind

12. number placement logic puzzle on grid

13. Figure controlled by strings or hands

Down

1. Coming or arrival especially awaited time

5. Friendly and pleasant in manner

7. North American reindeer species

9. Black and white tile used in games