A level after the 'weirder science' at the end there is a robot

jjgod - God mode
jjinv - God mode
jjguns - All weapons
jjammo - All ammo
jjrush - Sugar rush
jjfly - Helicopter ears, type again for hoverboard
jjnowall - You can go across the walls
(but only if you can fly, so activate the jjfly cheat)
jjk - Self destruct
jjshield - Power shield
jjnext - Level skip
jjlight - Fully light level
jjbird - Bird assistance
jjcoins - Get coins
jjgems - Get gems
jjending - Return to main menu
jjq - Quit to desktop

jjpower - Power-ups
jjnowall - Pass through obstacles
jjfire - Enable several times for autofire
jjcolor - 16 color mode
jj <2 - 9> - Make Jazz or Spaz laugh
jjd - Suicide
jjcpu - Change controls
jjt - Talk
jjmorph - Change into Spaz, type again to become Bird, type again to
become Frog, type a fourth time to change back to Jazz