--- 8 steps image. Simple drawing 1. **Transfer 1 — Domino line → Marble release** 2. **Transfer 2 — Marble runs down an *inclined plane* (ramp) → hits toy car** 3. **Transfer 3 — Toy car hits **lever** (see-saw) → releases tennis ball* 4. **Transfer 4 — Tennis ball knocks over a small cup → releases string** 5. **Transfer 5 — Pulley system lowers weight → hits row of marbles** 6. **Transfer 6 — Marbles roll and knock a **wedge** (knife-edge) that opens a pinch clip** 7. **Transfer 7 — Clothespin releases rubber band → launches a small cup** 8. **Transfer 8 — Wheel & axle turns → bells striker hits bell (final)* See more