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Computers & Digital Literacy · Grade 3

Tables, Charts and Data Quality

Learners read and build tables (rows, columns, headers, cells), collect their own data by running a simplified ramp simulation and recording each trial, show results in a bar chart that fits the question, and check data quality by spotting missing values, typing mistakes, duplicates and impossible values before trusting a chart.

  • 4 lessons
  • About 65 minutes
  • Data check: 8 questions
  • Ways to answer: choose an answer, estimate, highlight a text, match pairs, type a number and sort into groups
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What learners will discover

  • Read and build tables with rows, columns, headers and cells, and find the value in a given cell.
  • Record data from repeated trials in a table and show it in a bar chart that fits the question.
  • Check data quality: spot missing values, typing mistakes, duplicates and impossible values, and explain why careful collection matters.

Lessons

  1. Inside a table 3 steps2 practiceabout 14 min
  2. Collect data from a simulation 4 steps2 practiceabout 18 min
  3. Show it in a chart 3 steps2 practiceabout 15 min
  4. Can we trust this data? 4 steps3 practiceabout 18 min
  5. Data check 8 questions at the end

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Guide for grown-ups