| 1. Paper Crossbow |
S04E01 / Air Date: 11 January 2006 |
| 2. Shredded Plane |
S04E02 / Air Date: 18 January 2006 |
| 3. Archimedes Death Ray Revisited |
S04E03 / Air Date: 25 January 2006 |
| 4. Helium Football |
S04E04 / Air Date: 01 February 2006 |
| 5. Franklin's Kite |
S04E05 / Air Date: 08 March 2006 |
| 6. Cell Phones on Planes |
S04E06 / Air Date: 15 March 2006 |
| 7. Bullets Fired Up |
S04E07 / Air Date: 19 April 2006 |
| 8. Mythbusters Revisited III |
S04E08 / Air Date: 26 April 2006 |
| 9. Mind Control |
S04E09 / Air Date: 03 May 2006 |
| 10. Exploding Pants |
S04E10 / Air Date: 17 May 2006 |
| 11. Crimes and Myth-Demeanors 1 |
S04E11 / Air Date: 12 July 2006 |
| 12. Steam Cannon |
S04E12 / Air Date: 19 July 2006 |
| 13. Killer Whirlpool |
S04E13 / Air Date: 26 July 2006 |
| 14. Mentos and Diet Coke |
S04E14 / Air Date: 09 August 2006 |
| 15. Shattering Subwoofer |
S04E15 / Air Date: 16 August 2006 |
| 16. Crimes and Myth-demeanors 2 |
S04E16 / Air Date: 23 August 2006 |
| 17. Earthquake Machine |
S04E17 / Air Date: 30 August 2006 |
| 18. Deadly Straw |
S04E18 / Air Date: 06 September 2006 |
| 19. Mega Movie Myths |
S04E19 / Air Date: 13 September 2006 |
| 20. Killer Cable Snaps |
S04E20 / Air Date: 11 October 2006 |
| 21. Air Cylinder Rocket |
S04E21 / Air Date: 18 October 2006 |
| 22. More Myths Revisited |
S04E22 / Air Date: 25 October 2006 |
| 23. Exploding Lighter |
S04E23 / Air Date: 01 November 2006 |
| 24. Concrete Glider |
S04E24 / Air Date: 08 November 2006 |
| 25. Firearms Folklore |
S04E25 / Air Date: 29 November 2006 |
| Season 4 Episode 26 |
S04E26 |
| 27. Anti-Gravity Device |
S04E27 / Air Date: 06 December 2006 |
| 28. Holiday Special |
S04E28 / Air Date: 06 December 2006 |
| 29. 22,000 Foot Fall |
S04E29 / Air Date: 13 December 2006 |
