All four subjects showed statistically significant gains; effect sizes fall into the moderate range, exceeding the average reported in prior meta‑analyses.
| Step | What to Do | Tools | |------|------------|-------| | | “The Water Cycle” – part of the science curriculum | Textbook, internet | | Write a short script | 300 words, kid‑friendly language | Google Docs | | Design a 4‑page booklet | Simple diagrams, space for QR codes | Canva (free version) | | Record the video | 3‑minute narration + screen capture of the booklet | Smartphone, free screen‑record app | | Add quizzes | 2 multiple‑choice questions per page | Google Forms (embed link) | | Test | Show to peers, collect feedback | School’s computer lab | | Fix | Edit script, re‑record, adjust booklet layout | iMovie (free on Mac) / Clipchamp (online) | | Publish | Upload to school’s YouTube channel & share QR code | YouTube, Google Drive | video+bokeb+anak+smp+tested+fixed
Mira uploaded the video to Raka’s private YouTube channel. The two friends celebrated with a high‑five, feeling the rush that only a successful test‑and‑fix loop can bring. video+bokeb+anak+smp+tested+fixed