| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S17E01 | Mega Speed Countdown |
July 16, 2012
H2
|
60 | |
| S17E02 | Mega Machine Countdown |
July 23, 2012
H2
|
60 | |
| S17E03 | Mega Weapon Countdown |
July 30, 2012
H2
|
60 | |
| S17E04 |
Mega Food Countdown
season finale
|
August 27, 2012
H2
|
60 | |
| S17E05 | Mega Snack Countdown |
September 7, 2013
H2
|
60 | |
| S17E06 | Super Strong Countdown |
September 14, 2013
H2
|
60 | |
| S17E07 | Amazing Job Countdown |
September 21, 2013
H2
|
60 | |
| S17E08 |
Strangest Countdown
season finale
|
September 28, 2013
H2
|
60 | |
| S17E09 | Amazing Gadgets Countdown |
June 15, 2014
H2
|
44 | |
| S17E10 |
Hottest Rides Countdown
season finale
|
June 15, 2014
H2
|
44 |
No artwork of this type.
No artwork of this type.
No artwork of this type.