Game url:
http://www.cartoonnetwork.co.uk/show/gumball/games/school-house-rush

Hacks:
Destroy everything in your way

Game url:
http://www.cartoonnetwork.co.uk/show/gumball/games/splash-master

Hacks:
Turn into a bullet
More Points

Game url:
http://www.cartoonnetwork.co.uk/show/gumball/games/suburban-karate-master

Hacks:
Blue Flame Fists
Play as Darwin

this is gonna happen

Game url:
http://www.cartoonnetwork.co.uk/show/regular-show/games/fist-punch

Hacks:
Unlimited Credits.
Press 1 for one hit KOs.
Press Alt for Electric Attacks.
Press X for Diamond Attacks.