Interactive chess tactics puzzles. The key moment of each solution is the application of some kind of double attack. The puzzles are collected so that various kinds of double attack are presented.

1. Double Attack: Introduction
These interactive chess tactics exercises illustrate the appliaction of double attack. They also include tactical scenarios involving the decoying of an enempy piece into a double attack danger.

2. Double Attack: Rook-Hunting
A collection of chess tactics exercises where the task is to use the queen to win the opponent’s rook by double attack on the enemy king and rook.

3. Double Attack
A set of chess tactics puzzles where the tactical operations rely essentially on double attack.

4. Decoy into Double Attack
A collection of interactive chess tactics puzzles where the task is to decoy an enemy piece into a double attack danger.

5. Pin
A set of chess tactics puzzles illustrating how to apply the pin to make use of the alignment of enemy pieces along a line.

6. Skewer
These interactive puzzles illustrate how to apply the skewer to make use of the geometrical motif of valuable enemy pieces being aligned along a line on the chessboard.

7. Chasing Defender Away
A collection of chess tactics exercises involving an attack on an enemy piece burdened with the task of defending another piece that is already under attack.