https://yuml.me/diagram/scruffy/class/draw
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[BootState|- Splash screen;- Secret level select{bg:orange}]-.-^[loadState|Loads main game assets{bg:orange}]
[LoadState]-.-^[IntroVideoState|Plays educational videos{bg:orange}]
[IntroVideoState]-.-^[IconSelect|Player selects avatar and name{bg:orange}]
[IconSelect]-.-^[MainGameState|Actual game{bg:orange}]

[MainGameState]->[InactivityTimer|Kick out of game;if inactive for too long]
[MainGameState]->[Levels]
[Levels]->[TangToPlas|Put tangibles into a plasmid{bg:thistle}]
[TangToPlas]-.-^[PlasToPetri|Move plasmid to a bacterium{bg:thistle}]
[PlasToPetri]-.-^[PetriToMars|- Bacteria multiply;- Move petri dish to resource icon{bg:thistle}]
[PetriToMars]-.-^[MarsToReset|- Show updates to Mars;- Provide feedback{bg:thistle}]
[MarsToReset]-.-^[NotebookScreen|Prompt player to fill in notebook]
[NotebookScreen]-.-^[TangToPlas]
[MarsToReset]->[WinState|Win feedback{bg:orange}]

[NotebookScreen]->[JoinScreen|Make player select if wants to collaborate]
[JoinScreen]->[MultiplayerScaffScreen|Explain peer view;(if applicable)]
[JoinScreen]->[TangToPlas]
[MultiplayerScaffScreen]->[TangToPlas]

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[MainGameState{bg:orange}]->[Level 0|CO2 ☞ Oxygen]
[Level 0]->[Level 1|Solar ☞ Oxygen]
[Level 1]->[Level 2|Any ☞ Oxygen]
[Level 2]->[Level 3|Any ☞ Water]
[Level 3]->[Level 4|Any ☞ Nutrients]
[Level 4]->[Level 5|Biomass ☞ Any]
[Level 5]->[Level 6|Any ☞ Any;(Wait for everyone to get here)]
[Level 6]->[JoinScreen]
[JoinScreen]->[MultiplayerScaffScreen]
[MultiplayerScaffScreen]->[Level 7|Fuel Biomass Metal ☞ LaunchPad]
[Level 6]-.-^[Level 7]
[JoinScreen]-.-^[Level 7]
[Level 7]->[Level 8|Fuel Biomass Metal ☞ Rocket]
[Level 8]->[WinState{bg:orange}]

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[On Mars:{bg:lightsalmon}]->[BG|World background image{bg:plum}]
[On Mars:]->[Astros|Astronauts on Mars{bg:lightsalmon}]
[Astros]->[Class:Astronaut{bg:lightsalmon}]
[Astros]->[AstroBubbles|Thought bubbles of;astronauts on Mars{bg:lightsalmon}]
[AstroBubbles]->[Class:AstroBubble{bg:lightsalmon}]
[On Mars:]->[Built from products:{bg:lightsalmon}]
[Built from products:]->[LaunchPad|For the rocket{bg:lightsalmon}]
[LaunchPad]-.->[Rocket|To get back to Earth{bg:lightsalmon}]
[On Mars:]->[Icons:{bg:lightsalmon}]
[Icons:]->[ResIcons|Represent resources{bg:lightsalmon}]
[Icons:]->[ProdIcons|Represent products{bg:lightsalmon}]

[In workspace:{bg:skyblue}]->[BG]
[In workspace:]->[PeerView|Icons of collaborators{bg:skyblue}]
[In workspace:]->[ConsoleController|Info console{bg:skyblue}]
[ConsoleController]->[HelpButton|Toggle scaffolding{bg:palegreen}]
[ConsoleController]->[Score|Team score{bg:skyblue}]

[Step progression:{bg:thistle}]->[Levels{bg:thistle}]
[Levels]->[Class:Level{bg:thistle}]
[Levels]->[TangToPlas|Put tangibles;into a plasmid{bg:thistle}]
[TangToPlas]-.-^[PlasToPetri|Move plasmid;to a bacterium{bg:thistle}]
[PlasToPetri]-.-^[PetriToMars|- Bacteria multiply;- Move petri dish;to resource icon{bg:thistle}]
[PetriToMars]-.-^[MarsToReset|- Show updates to Mars;- Provide feedback{bg:thistle}]
[TangToPlas]->[TangiblePalettes|Tabbed palettes containing;tangibles representing genes]
[TangToPlas]->[Plasmid|- DNA loop;- Tangibles put in;- Added to bacterium]
[PlasToPetri]->[Plasmid]
[PlasToPetri]->[Petri|Petri dish containing;bacterium and bacteria]
[Petri]->[PetriBacteria|Bacteria in petri dish]
[PetriToMars]->[Petri]
[MarsToReset]->[FeedbackBox|- Summarizes combo efficiency;- Provides suggestions]

[Scaffolding:{bg:gold}]->[GlobalScaff|Controls all scaffolding{bg:gold}]
[GlobalScaff]->[AstroScaff|Astronaut with speech bubble;at the top of the screen{bg:gold}]
[GlobalScaff]->[HandScaff|Hand sprite that;shows what to do{bg:gold}]
[GlobalScaff]->[HelpButton]

[Genes|Gene objects used throughout the code{bg:lightseagreen}]
[Genes]->[Class:Gene{bg:lightseagreen}]
[Class:Gene]->[Class:ResGene{bg:lightseagreen}]
[Class:Gene]->[Class:ProdGene{bg:lightseagreen}]

[Client{bg:navajowhite}]->[Server{bg:navajowhite}]
[Server]->[Client]
[Server]->[Class:Player{bg:navajowhite}]

[IconSelect{bg:orange}]->[Class:SelectionSet{bg:orange}]