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Worksheet: King Safety

Topic: middlegame | Level: 2 | Week 7

Keep your king safe by castling early and moving it out of danger the moment it comes under attack.

Why This Matters

  • The center of the board opens up quickly once pieces trade off, so a king left there is often unsafe.
  • Castling early is usually the single best way to protect your king and get a rook into play at the same time.
  • If your king is ever in check, look for the safest escape square before considering blocking or capturing.

Objectives

  • Explain why castling early improves king safety.
  • Recognize when a king must move to escape check.
  • Choose the safest option when the king is threatened.

Practice Tasks

  1. Write two reasons castling early is a good habit.
  2. In the mini-game position, has Black castled yet? What could go wrong if Black waits too long?
  3. Solve the 3 king-safety practice positions and write what made each king unsafe before the move.

Board Walkthrough

Follow the lesson one board at a time. The teacher answer key includes the move list.

Board 1
Board 2
Board 3
Board 4
Board 5
Board 6
Board 7
Board 8
Board 9

Practice Positions

Solve each position on paper first. Answers live only in the separate teacher/parent key.

Practice 1

Your king is still in the center. Play the move that gets it to safety on the kingside.

Practice 2

Your king is in check. Find the move that gets it to safety.

Practice 3

Both sides are developed. Play the move that gets your king to safety before starting an attack.

Mini-Game

Play this position with a partner. White has already castled - discuss whether Black should castle now too, and why waiting could be risky.

Answer Key

King Safety

Teacher/parent key for Worksheet: King Safety.

Worksheet Answers

  1. Prompt: Write two reasons castling early is a good habit.

    Castling connects the rooks and gets the king away from the center where most attacks happen.

  2. Prompt: In the mini-game position, has Black castled yet? What could go wrong if Black waits too long?

    Black has not castled yet; waiting risks the center opening up with the king still stuck there.

  3. Prompt: Solve the 3 king-safety practice positions and write what made each king unsafe before the move.

    Position 1: king stuck in the center. Position 2: king in check on an open file. Position 3: king could get stuck if development is delayed.

Model Line

  1. e4
  2. e5
  3. Nf3
  4. Nc6
  5. Bc4
  6. Bc5
  7. O-O
  8. Nf6

Practice Position Solutions

King Safety — Practice 1

Your king is still in the center. Play the move that gets it to safety on the kingside.

Solution: O-O

Castling kingside tucks the king behind its pawns and connects the rooks - a big improvement in king safety.

King Safety — Practice 2

Your king is in check. Find the move that gets it to safety.

Solution: Kd2

Stepping off the e-file gets the king out of the rook's line of attack immediately.

King Safety — Practice 3

Both sides are developed. Play the move that gets your king to safety before starting an attack.

Solution: O-O

With minor pieces developed, castling kingside now is the safest choice - waiting too long can leave the king stuck in the center.