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      Combining code blocks in a sequence

      Lesson details

      Learning outcome

      I can design a program that will combine different types of code block to control multiple sprites.

      Key learning points

      1. Different types of code block can be combined in a sequence.
      2. Backdrops can be used to change the appearance of a stage.
      3. A project can contain multiple sprites each with separate sequences of code blocks.

      Keywords

      • Sequence - the order of commands in a program

      • Stage - the background of a project

      • Backdrop - an image shown on the stage

      Common misconception

      A sprite can only use one type of code block in a sequence.

      A sprite can have sequences made up from multiple types of code block. For example, sound and motion code blocks can be combined.

      Teacher tip

      This lesson focuses on the design element of the project. In the next lesson, pupils move onto complete their designs. If pupils find the design step challenging, it may be a good idea to encourage pupils to work on designs in pairs.

      Equipment

      Pupils will need access to a device with block-based programming software. Examples in this lesson use Scratch https://oak.link/scratch

      Licence

      This content is © Oak National Academy Limited (2026), licensed on Open Government Licence version 3.0
      except where otherwise stated. See Oak's terms & conditions
      (Collection 2).

      Lesson video

      Loading...

      Prior knowledge starter quiz

      6 Questions

      Q1.
      What comes next in the order of this sequence? A BB CCC

      Correct Answer: DDDD

      Q2.
      Each sprite has its own...

      Correct answer: sounds
      sprite
      stage

      Q3.
      A precise set of ordered instructions is the definition of an ...?

      Correct answer: algorithm
      code block
      sprite
      stage

      Q4.
      Instrument sprites have musical __________ as sounds.

      Correct answer: notes
      blocks
      keys

      Q5.
      Which code block should Laura use first if she wants to create this song? DD BB CC GG D

      An image in a quiz
      Correct Answer: An image in a quiz
      An image in a quiz
      An image in a quiz
      An image in a quiz

      Q6.
      Playing more than one note at the same time makes a ...

      Correct Answer: chord
      Q5 image 1 Scratch is a project of the Scratch Foundation. It is available for free at https://scratch.org. OR ScratchJr is a project of the Scratch Foundation. It is available for free at https://scratchjr.org. OR Scratch Foundation under CC BY-SA 2.0 Q5 image 2 Scratch is a project of the Scratch Foundation. It is available for free at https://scratch.org. OR ScratchJr is a project of the Scratch Foundation. It is available for free at https://scratchjr.org. OR Scratch Foundation under CC BY-SA 2.0 Q5 image 3 Scratch is a project of the Scratch Foundation. It is available for free at https://scratch.org. OR ScratchJr is a project of the Scratch Foundation. It is available for free at https://scratchjr.org. OR Scratch Foundation under CC BY-SA 2.0 Q5 image 4 Scratch is a project of the Scratch Foundation. It is available for free at https://scratch.org. OR ScratchJr is a project of the Scratch Foundation. It is available for free at https://scratchjr.org. OR Scratch Foundation under CC BY-SA 2.0

      4 Questions

      Q1.
      You want a sprite to move 10 steps, play a sound and then turn clockwise 15 degrees when the green flag is clicked. Which code block would you use first?

      An image in a quiz
      An image in a quiz
      Correct Answer: An image in a quiz
      An image in a quiz
      An image in a quiz

      Q2.
      The is where sprites will perform the actions of the blocks.

      Correct Answer: stage

      Q3.
      What are the pictures called that change the appearance of the stage?

      Correct answer: backdrop
      picture
      code block
      sprite

      Q4.
      A sprite can only use one type of code block in a sequence.

      true
      Correct answer: false
      Q1 image 1 Scratch is a project of the Scratch Foundation. It is available for free at https://scratch.org. OR ScratchJr is a project of the Scratch Foundation. It is available for free at https://scratchjr.org. OR Scratch Foundation under CC BY-SA 2.0 Q1 image 2 Scratch is a project of the Scratch Foundation. It is available for free at https://scratch.org. OR ScratchJr is a project of the Scratch Foundation. It is available for free at https://scratchjr.org. OR Scratch Foundation under CC BY-SA 2.0 Q1 image 3 Scratch is a project of the Scratch Foundation. It is available for free at https://scratch.org. OR ScratchJr is a project of the Scratch Foundation. It is available for free at https://scratchjr.org. OR Scratch Foundation under CC BY-SA 2.0 Q1 image 4 Scratch is a project of the Scratch Foundation. It is available for free at https://scratch.org. OR ScratchJr is a project of the Scratch Foundation. It is available for free at https://scratchjr.org. OR Scratch Foundation under CC BY-SA 2.0

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