Grange Hill : Season 3 Episode 5

Duane's bike seems to have resurfaced as owned by another pupil. Madelin Tanner is seen behaving suspiciously. The first formers are told their project is to collect insects. A meeting is held about the school magazine: censorship rears its ugly head. Another bike goes missing. Pogo holds an insect race, but the contestants escape. Sally Forsyth takes a tumble during Miss Peterson's obstacle course, and rumours spread that she has died. More bikes go missing.