Divisibility rules demo lesson. A primary school skill set is vital for middle school students, even adults who have lost this knowledge. Divisibility rules are not often identified on a syllabus by this stage, but without them, identification of prime numbers and cancelling fractions and ratios, are difficult and somewhat meaningless. That is only the tip of the iceberg.Features✅ One page per times table,✅ Each page contains a short, full explanation of the rule with examples & a quiz for t