Computer science · Grades 6–10
Trace algorithms step by step · Revision sheet
Use explicit starting values and loop boundaries.
Learn the idea
State
Record variable values after each step.
Loop
A loop repeats a defined sequence according to a condition or range.
Bounds
Inclusive and exclusive endpoints produce different iteration counts.
Debug
A trace helps find where actual and intended behavior diverge.
Explain without looking
- Explain an off-by-one error.
- Which is a useful debugging record?
Further reading and review references
These are reference links, not copied exercises, institutional endorsement or proof of independent review.
Independent educational review required. Grade bands are approximate; these are not officially aligned curricula.