Normal Types are weak against Fighting type moves. Ghost type moves have no affect on them. They are strong against nothing. Normal type moves don't do very well against Rock and Steel types.
Fire types are weak against Water, Ground, and Rock type moves. Grass, Fire, Steel, Ice, and Bug type moves aren't very effective against them. Fire type moves don't do so hot against Fire , Rock, Dragon, and Water types. Fire type moves do very well against Grass, Ice, Steel, and Bug types.
Water types are weak against Electric and Grass type moves. Fire, Water, Ice and Steel type moves aren't very effective against them. Water type moves don't do so well against Water, Grass and Dragon types. Water type moves do very well against Fire, Ground, and Rock types.
Grass types are weak against Fire, Ice, Poison Flying and Bug type moves. Water, Electric, Grass and, Ground type moves don't do very well on Grass types. Grass type moves don't do so yell against Fire, Grass, Poison Flying, Bug, Dragon, and Steel types. Grass type moves do very well against Water ,Rock and Ground types.
Electric types are weak against Ground type moves. Electric type moves have no effect on Ground types. Electric type moves do very well against Water and Flying types. Electric type moves don't do very well against Electric, Grass, and Dragon types.
Ice types are weak against Fire, Fighting, Rock and Steel type moves. Ice type moves don't do well against other Ice types. Ice type moves don't do so well against Fire, Water, Ice, and Steel types. Ice type moves do very well against Grass, Ground Flying, and Dragon types.
Fighting types are weak against Flying, and Psychic type moves. Bug, Rock, and Dark type moves don't do very well against them. Fighting type moves don't do so well on Poison, Flying, Psychic, and Bug types. Fighting type moves do very well against Normal, Ice, Rock, Dark, and Steel types. Fighting type moves have no effect on Ghost types.
Poison types are weak to Ground, and Psychic type moves. Grass, Fighting, Poison, and Bug type moves don't do well against Poison types. Poison type moves don't do so well against Poison, Rock, Ground, and Ghost types. Poison type moves have no effect on Steel types. Poison types do very well against Grass types.
Ground types are weak to Water, Grass, and Ice types. Ground type moves have no effect on Flying types. Ground type moves don't do so well against Grass, and Bug types. Ground type moves do very well against Fire, Electric, Poison, Rock, Steel. Electric type moves have no effect on Ground types.
Flying types are weak to Electric, Ice, and Rock type moves. Grass, Fighting, and Bug type moves don't do so well against them. Flying type moves don't do very well against Electric, Rock, and Steel types. Flying type moves do awesome damage to Grass, Fighting, and Bug types. Ground types do no damage to Flying types.
Psychic types are weak to Bug, Ghost, and Dark type moves. Psychic, and Fighting type moves wont hurt much. Psychic type moves have no effect on Dark types. Psychic type moves can handle Fighting, and Poison types. Psychic type moves, don't try it with Psychic and Steel types.
Bug types are weak against Fire, Flying, and Rock type moves. Bug types can endure ,Fighting, and Grass type moves. Bug type moves are going to land some heavy damage on Grass, Psychic, and Dark types. Bug type aren't going to do much at all to Fire, Fighting, Poison, Flying, Ghost, and Steel types.
Rock types are weak to Water, Grass, Fighting, Ground, and Steel types. Normal, Flying, Poison and Fire type moves. Rock type moves don't do so well against Fighting, Ground, and, Steel types. Rock type moves will take down Fire, Ice, Flying, and Bug types.
Ghost types are weak to Ghost and Dark type moves. Poison, and Bug type moves don't do much to Ghost types. Ghost type moves have no effect on Normal types. Ghost type moves don't do so well against Dark, and Steel types. Ghost type moves do very well against Psychic and Ghost types. Normal and Fighting and type moves have no effect on Ghost types.
Dragon types are weak to Ice, Dragon, and Fairy type moves. Fire, Water, Electric, and Grass type moves don't do much to Dragon types. Dragon type moves don't do much to Steel types. Dragon type moves are very effective against other Dragon types.
Dark types are weak to Fighting and Bug type moves. Ghost and Dark type moves don't do much to Dark types. Dark type moves are not very effective against Fighting, Dark, and Steel types. Dark type moves are super effective against Psychic and Ghost types. Psychic type moves have no effect on Dark types.
Steel types are weak to Fire, Fighting and Ground type moves. Normal, Grass, Ice, Flying Psychic, Bug, Rock, Ghost, Dragon, Dark, and Steel type moves don't do much to Steel types. Steel type moves do a lot to Ice and Rock types. Steel type moves don't do much to Fire, Water, Electric, and Steel types. Poison type moves don't have any effect on Steel types.
All that is known about Fairy types is that they are weak to Steel and Poison type moves and that Fairy type moves are super effective against Dragon types.