📝 Yesterday's Biggest Mistake: Past Simple

A2 Teens Lesson 06 introduces the Past Simple through relatable embarrassing-mistake stories, anchoring abstract grammar rules in real narratives. The hook is universal: everyone has stories about yesterday that start with 'I forgot...' or 'I accidentally...' The lesson opens with a 'confession time' warm-up that naturally activates the target tense. The grammar core has four parts: (1) Regular -ed verbs with three colour-coded spelling rules (just add -ed, drop e and add -d, change y to -ied), each with four worked examples; (2) An irregular verbs reference showing 18 high-frequency verbs (go→went, see→saw, have→had, buy→bought, forget→forgot, etc.) in a scannable grid; (3) A was/were box split into singular (I/he/she/it was) and plural (you/we/they were) with four examples each; (4) A negatives and questions box that covers the critical didn't + BASE form rule, the wasn't/weren't exception, question word order (Did + subject + base), and the was/were inversion exception. A dedicated time-markers chip cloud shows 12 signal phrases (yesterday, last night, two days ago, in 2020, when I was 10, etc.). The reading is a 'True Stories' newspaper feature with four teen confessions from Alex (USA), Yara (Lebanon), Kenji (Japan), and Priya (India) — each rated on an embarrassment scale. Practice includes 8 multiple-choice questions with 5 colour-coded hint tags (regular / irregular / was-were / negative / question), a partner interview with model dialogue, a 70–100 word 'yesterday story' writing task with checklist, and an 8-question quiz with progress bar and reading-comprehension recall.