7.91 avg 7 episodes 7.4 → 7.6 18 min avg
| # | Title | Rating | Votes |
|---|---|---|---|
| 1 | Ultimate Robot Battle vs Dude Perfect | 7.4 | 11 |
| 2 | Beating 5 Scam Arcade Games | 7.8 | 10 |
| 3 | World's Largest Jello Pool | 7.8 | 11 |
| 4 | Octopus vs Underwater Maze | 8.6 | 18 |
| 5 | World's Tallest Elephant Toothpaste | 8.2 | 10 |
| 6 | Egg Drop From Space | 8.0 | 9 |
| 7 | Unbeatable Rock Paper Scissors Robot | 7.6 | 8 |
8.45 avg 6 episodes 7.4 → 8.8 17 min avg
| # | Title | Rating | Votes |
|---|---|---|---|
| 1 | Acid vs. Lava Destruction Test | 7.4 | 7 |
| 2 | Backyard Squirrel Obstacle Course | 9.0 | 8 |
| 3 | World's Largest Devil's Toothpaste | 9.0 | 6 |
| 4 | Beating Carnival Scams with Science | 8.2 | 5 |
| 5 | My Domino Robot Broke a World Record | 8.3 | 6 |
| 7 | My Experience Building the Mars Rover | 8.8 | 5 |
8.18 avg 6 episodes 8.7 → 7.8
| # | Title | Rating | Votes |
|---|---|---|---|
| 1 | Lava vs Laser Destruction Test | 8.7 | 7 |
| 2 | Backyard Squirrel 2.0 - Bank Heist | 8.8 | 6 |
| 3 | Building a Liquid Sand Hot Tub | 8.0 | 6 |
| 4 | This Ball Is Impossible to Hit | 8.0 | 6 |
| 5 | Vortex Cannon vs Drone | 7.8 | 6 |
| 7 | Engineers vs Food Robots | 7.8 | 5 |
