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Boolean Logic quiz games for GCSE Computer Science

6 live games for GCSE Computer Science, 90 questions. Free for teachers, up to 40 players.

Boolean Logic for OCR GCSE Computer Science (J277 section 2.4): 6 ready-made live quiz games, 90 questions in all.

The questions cover Logic circuits, Gate truth tables, Truth Tables, Boolean Expressions & Circuits and Gate symbols.

There are 4 picture rounds and 2 quickfire rounds. Question types: 53 true or false, 31 multiple choice and 6 fill the gap. 64 questions have a picture.

Pick a set, put the join code on the board and pupils play on their phones. Pupils need no account. Free for teachers, up to 40 players.

The gamesEach set is a fixed list of questions. Open a preview to see a few of them.

Quickfire: Boolean Logic

GCSE15 questions· Warm-up

Plays in 17 of 17 game modes, including Gold Rush, Big Catch and Speed Blitz.

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Preview 3 sample questions
  1. 1

    True or false?

    A NOT gate has two inputs.
  2. 2

    True or false?

    A 2-input truth table has 8 rows.
  3. 3

    True or false?

    XOR outputs 1 when both inputs are the same.

+ 12 more questions in the game.

Quickfire: Logic gates

GCSE15 questions· Warm-up· 4 pictures

Plays in 17 of 17 game modes, including Gold Rush, Big Catch and Speed Blitz.

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Preview 3 sample questions
  1. 1

    True or false?

    NOT 1 = 1
  2. 2

    True or false?

    NOT 0 = 0
  3. 3

    True or false?

    NOT 0 = 1

+ 12 more questions in the game.

Picture round: Gate truth tables

GCSE15 questions· Core· all pictures

Plays in 13 of 17 game modes, including Gold Rush, Big Catch and Fossil Hunt.

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Preview 3 sample questions
  1. 1
    A truth table with input columns and an output column Q

    Picture: Forge Class Software Ltd

    Which logic gate matches this truth table?

    ORXORANDNOT
  2. 2
    A logic gate symbol, inputs on the left lettered, output Q on the right

    Picture: Forge Class Software Ltd

    True or false?

    With this gate, if A = 0, then Q = 1.
  3. 3
    A logic gate symbol, inputs on the left lettered, output Q on the right

    Picture: Forge Class Software Ltd

    True or false?

    With this gate, if A = 1, then Q = 1.

+ 12 more questions in the game.

Picture round: Logic circuits

GCSE15 questions· Core· all pictures

Plays in 13 of 17 game modes, including Gold Rush, Big Catch and Fossil Hunt.

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Preview 3 sample questions
  1. 1
    A logic circuit diagram with inputs A and B and output Q

    Picture: Forge Class Software Ltd

    Which expression matches this circuit?

    Q = (NOT A) AND BQ = (NOT A) OR BQ = (NOT A) OR (NOT B)Q = NOT ((NOT A) OR B)
  2. 2
    A logic circuit diagram with inputs A, B and C and output Q

    Picture: Forge Class Software Ltd

    Which expression matches this circuit?

    Q = A AND (B AND C)Q = NOT (A AND (B AND C))Q = A AND ((NOT B) AND C)Q = A AND (B AND (NOT C))
  3. 3
    A logic circuit diagram with inputs A, B and C and output Q

    Picture: Forge Class Software Ltd

    Which expression matches this circuit?

    Q = (A AND B) OR (NOT C)Q = NOT ((A AND B) OR C)Q = (A AND B) OR CQ = (A AND (NOT B)) OR C

+ 12 more questions in the game.

Picture round: Logic circuits, set 2

GCSE15 questions· Core· all pictures

Plays in 13 of 17 game modes, including Gold Rush, Big Catch and Fossil Hunt.

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Preview 3 sample questions
  1. 1
    A logic circuit diagram with inputs A and B and output Q

    Picture: Forge Class Software Ltd

    Which inputs make Q = 0 in this circuit?

    A = 0, B = 0A = 0, B = 1A = 1, B = 0A = 1, B = 1
  2. 2
    A logic circuit diagram with inputs A, B and C and output Q

    Picture: Forge Class Software Ltd

    Which inputs make Q = 1 in this circuit?

    A = 0, B = 1, C = 0A = 0, B = 0, C = 0A = 1, B = 0, C = 0A = 1, B = 0, C = 1
  3. 3
    A logic circuit diagram with inputs A, B and C and output Q

    Picture: Forge Class Software Ltd

    Which inputs make Q = 1 in this circuit?

    A = 0, B = 0, C = 0A = 1, B = 1, C = 0A = 0, B = 1, C = 0A = 1, B = 0, C = 0

+ 12 more questions in the game.

Picture round: Logic circuits, set 3

GCSE15 questions· Core· all pictures

Plays in 13 of 17 game modes, including Gold Rush, Big Catch and Fossil Hunt.

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Preview 3 sample questions
  1. 1
    A logic circuit diagram with inputs A and B and output Q

    Picture: Forge Class Software Ltd

    True or false?

    In this circuit, if A = 1 and B = 0, then Q = 1.
  2. 2
    A logic circuit diagram with inputs A and B and output Q

    Picture: Forge Class Software Ltd

    True or false?

    In this circuit, if A = 0 and B = 1, then Q = 0.
  3. 3
    A logic circuit diagram with inputs A and B and output Q

    Picture: Forge Class Software Ltd

    True or false?

    In this circuit, if A = 0 and B = 0, then Q = 0.

+ 12 more questions in the game.

How hosting works

  1. Pick a set and a game mode. The questions stay the same; the game changes.
  2. Put the join code on the board. Pupils join at subjecthub.co.uk/play on a phone or laptop. They need no account.
  3. Play for 1 to 7 minutes. You choose the length before you start.

Free for teachers: host these sets with up to 40 players. You sign up once as a teacher.

See how each game mode plays →

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