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Grade 3 · Computer science · three levels

Grade 3 Algorithms & logic worksheet in three levels

The same 20-question worksheet on algorithms & logic in Support, Core and Challenge versions. Question by question, each version keeps the topic and changes the difficulty.

Compare the three levels

Support

Easier questions on the same topics, for students who need more practice with the basics.

Questions
20 (20 easy)
Grade range
Grades 1 to 6
Topics
Algorithms & logic

Sample questions

  1. A robot must move 3 squares to the right to reach a star, so every step should be →. Its program is: ↓ → →. Which step number is the bug?
  2. A robot is on square C3 of a grid. Columns A to E go from left to right; rows 1 to 5 go from bottom to top. Each arrow moves it one square: → ↑ ←. Which square does it end on?
  3. A dance program says: repeat 6 times [clap, stomp]. How many claps are there in total?

Core

Questions at the expected level for the grade.

Questions
20 (18 easy, 2 medium)
Grade range
Grades 1 to 8
Topics
Algorithms & logic

Sample questions

  1. What is an algorithm?
  2. A robot is on square B4 of a grid. Columns A to E go from left to right; rows 1 to 5 go from bottom to top. Each arrow moves it one square: → → →. Which square does it end on?
  3. A robot repeats move 2 squares three times. How many squares does it move?

Challenge

Harder questions on the same topics, for students who are ready to stretch.

Questions
20 (20 medium)
Grade range
Grades 3 to 10
Topics
Algorithms & logic

Sample questions

  1. What is an algorithm?
  2. Computing foundations: which term fits this description? A finite, ordered method for carrying out a task or solving a problem.
  3. Start with total = 64. Repeat 4 times: add 19 to total. What is the final total?

Using the three versions

  • Start everyone with the same short explanation, then hand out Support, Core or Challenge.
  • Question numbers line up across the versions, so you can go through the answers with the whole class.
  • The PDF has a cover page and each version on its own pages; the answer keys PDF has all three keys.

See the original worksheet or browse more three-level worksheets.