Happy Valley Elementary - Chess Club Homework April 20th-2011

Here are the solutions for this type of homework:

Mate in one: 

1.  Qe8+ Rxe8
2. Rxe8#

Material:

1. Bxa6 bxa6
2. Nxc7 Ke7
3. Nxa8

Best move:

1.Qd1
Black queen is forking the white rook and the white knight. The only possible way in this position to defend both pieces is to defend them both with the queen.