BIG IDEA
Understand the idea before memorising a rule.
Three-move calculation is part of endgames. At Grade 7, the goal is to connect this topic to a clear method, relevant evidence and a final check. You will apply that idea to a real endgames question at this grade level.
YOU WILL LEARN TO
- Explain the key ideas in three-move calculation using accurate chess vocabulary.
- Apply a reliable method to a new three-move calculation task.
- Check the result and explain why the evidence supports it.
METHOD
A reliable three-step approach
- 1
Check forcing moves: checks, captures and threats.
- 2
Compare at least two candidate moves.
- 3
Before moving, check the opponent's best reply.
WORKED EXAMPLE
During a timed challenge for Grade 7, what does the rule of the square help calculate?
Model response
The correct answer is Whether a king can catch a pawn. The imaginary square provides a quick pawn-race test.
KNOWLEDGE CHECK