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Truth tables
Build truth tables for compound logical expressions and use them to check that an algorithm’s rule does what it should.
⏱ 20 min❓ 9 questions
What you'll be able to do
- ✔I can list every input combination for a truth table
- ✔I can complete a truth table for a compound expression using helper columns
- ✔I can match a truth table to the rule in an algorithm
How this works
- 1Read the short explanations first — they teach you what you need before each question.
- 2Answer each question, then tap Check. A right answer moves you on automatically; if it's wrong, you'll see a friendly explanation of why.
- 3Finish all 3 steps to see your score — sign in and subscribe to unlock the full lesson and save it.
What's inside
9 questions and 1 quick teaching card, including:
- 🔢Number answer — Work out the answer and type the number.
- ✏️Fill in the blank — Type the missing word to complete the sentence.
👪Grown-up tip: sit alongside younger learners for the first few lessons. Read the questions together and chat about the explanations — that's where the real learning sticks.
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Curriculum: AC9TDI10P05