| #537 | Ducklings | Jan 30, 2009 |
| #536 | Space Elevators | Jan 28, 2009 |
| #535 | It Might Be Cool | Jan 26, 2009 |
| #534 | Genetic Algorithms | Jan 23, 2009 |
| #533 | Laptop Hell | Jan 21, 2009 |
| #532 | Piano | Jan 19, 2009 |
| #531 | Contingency Plan | Jan 16, 2009 |
| #530 | I'm An Idiot | Jan 14, 2009 |
| #529 | Sledding Discussion | Jan 12, 2009 |
| #528 | Windows 7 | Jan 9, 2009 |
| #527 | Keynote | Jan 7, 2009 |
| #526 | Converting to Metric | Jan 5, 2009 |
| #525 | I Know You're Listening | Jan 2, 2009 |
| #524 | Party | Dec 31, 2008 |
| #523 | Decline | Dec 29, 2008 |
| #522 | Google Trends | Dec 26, 2008 |
| #521 | 2008 Christmas Special | Dec 24, 2008 |
| #520 | Cuttlefish | Dec 22, 2008 |
| #519 | 11th Grade | Dec 19, 2008 |
| #518 | Flow Charts | Dec 17, 2008 |
| #517 | Marshmallow Gun | Dec 15, 2008 |
| #516 | Wood Chips | Dec 12, 2008 |
| #515 | No One Must Know | Dec 10, 2008 |
| #514 | Simultaneous | Dec 8, 2008 |
| #513 | Friends | Dec 5, 2008 |
| #512 | Alternate Currency | Dec 3, 2008 |
| #511 | Sleet | Dec 1, 2008 |
| #510 | Egg Drop Failure | Nov 28, 2008 |
| #509 | Induced Current | Nov 26, 2008 |
| #508 | Drapes | Nov 24, 2008 |
| #507 | Experimentation | Nov 21, 2008 |
| #506 | Theft of the Magi | Nov 19, 2008 |
| #505 | A Bunch of Rocks | Nov 17, 2008 |
| #504 | Legal Hacks | Nov 14, 2008 |
| #503 | Terminology | Nov 12, 2008 |
| #502 | Dark Flow | Nov 10, 2008 |
| #501 | Faust 2.0 | Nov 7, 2008 |
| #500 | Election | Nov 5, 2008 |
| #499 | Scantron | Nov 3, 2008 |
| #498 | Secretary: Part 5 | Oct 31, 2008 |
| #497 | Secretary: Part 4 | Oct 30, 2008 |
| #496 | Secretary: Part 3 | Oct 29, 2008 |
| #495 | Secretary: Part 2 | Oct 28, 2008 |
| #494 | Secretary: Part 1 | Oct 27, 2008 |
| #493 | Actuarial | Oct 24, 2008 |
| #492 | Scrabble | Oct 22, 2008 |
| #491 | Oct 20, 2008 | |
| #490 | Morning Routine | Oct 17, 2008 |
| #489 | Going West | Oct 15, 2008 |
| #488 | Steal This Comic | Oct 13, 2008 |