Grade 10s found it tough to return from India and start back to work, but with a little prodding, they have begun a brief unit on formal logic.

Simple statements, conjunction, disjunction, negation, implication…

Premises, conditionals, converses, inverses, contrapositives…

How many of our parents have ever studied formal logic? Can you complete the truth table below? Ask your grade 10 student to help you.