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CS Grade K-1

CS: Patterns and Sequences: The Basics of Algorithms

Finding patterns and following simple step-by-step directions

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Practice finding repeating patterns, completing sequences, and understanding algorithms as simple steps.

Read or listen to each problem. Look for what repeats or what step comes next. Write or draw your answer in the space provided.

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Finding patterns and following simple step-by-step directions

CS - Grade K-1

Instructions: Read or listen to each problem. Look for what repeats or what step comes next. Write or draw your answer in the space provided.
  1. 1
    A red and blue bead pattern with a blank spot at the end.

    Look at the pattern: red, blue, red, blue, red, __. Write the color that comes next.

  2. 2
    A repeating pattern of two stars and a heart with a blank spot.

    Look at the pattern: star, star, heart, star, star, heart, __. Draw or write what comes next.

  3. 3
    Stacks of cubes growing from one to four with an empty space for the next stack.

    Finish the number sequence: 1, 2, 3, 4, __.

  4. 4
    A robot action pattern showing step, clap, step, clap, then a blank spot.

    A robot follows these steps: step forward, clap, step forward, clap. Write the next step.

  5. 5
    Three morning routine pictures: waking up, brushing teeth, and shoes.

    Put these morning steps in order by writing 1, 2, and 3: put on shoes, wake up, brush teeth.

  6. 6
    A circle, square, triangle pattern with a blank spot at the end.

    Look at the pattern: circle, square, triangle, circle, square, __. Draw or write the missing shape.

  7. 7
    Hands being washed under running water with bubbles.

    An algorithm is a list of steps. Write one step you would do to wash your hands.

  8. 8
    An up and down arrow pattern with the last down arrow marked as a mistake.

    Find the mistake in this pattern: up, down, up, down, down. Write the word that should replace the last down.

  9. 9
    An apple and banana pattern with a blank spot at the end.

    Look at the picture pattern: apple, banana, apple, banana, __. Draw or write what comes next.

  10. 10
    A robot follows arrows across a simple grid to reach a star.

    A robot needs to get to the star. The steps are move right, move right, move up. Draw arrows or write the steps in order.

  11. 11
    A clap, tap, tap action pattern with a blank spot.

    Finish the action pattern: clap, tap, tap, clap, tap, tap, __.

  12. 12
    A correct sandwich-making sequence from bread to filling to eating.

    Choose the better algorithm for making a sandwich. A: eat sandwich, put bread on plate, add filling. B: put bread on plate, add filling, eat sandwich. Write A or B and tell why.

  13. 13
    A small and big ball pattern with a blank spot at the end.

    Look at the size pattern: small, big, small, big, small, __. Write the size that comes next.

  14. 14
    A bug jumps forward, forward, then back on leaves, with a blank next jump.

    A bug is on a leaf. It jumps forward 1 space, then forward 1 space, then back 1 space. If it repeats, write the next jump after back 1 space.

  15. 15
    An example repeating pattern with red circles and blue squares.

    Create your own repeating pattern using two colors or two shapes. Write or draw at least 5 items in your pattern.

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