diff --git a/README.md b/README.md
index b3d9684..ed13b7c 100644
--- a/README.md
+++ b/README.md
@@ -29,119 +29,117 @@ npm i gen-biome
 .
 
 ## Generator
-#### Create world generator
+### Create world generator
 ```ts
-const generator = new WorldGenerator<T>(config)
+new WorldGenerator<T>(config: WorldConfig)
 ```
-* `config {`
-* * `width` - Map width
-* * `height` - Map height
-* * `frequencyChange` - Frequency of biomes change
-* * * _Default: 0.3, Min: 0.0, Max: 1.0_
-* * `borderSmoothness` - Smoothness of biomes borders
-* * *  _Default: 0.5, Min: 0.0, Max: 1.0_
-* * `heightRedistribution` - Redistribution of biomes height
-* * *  _Default: 1.0, Min: 0.5, Max: 1.5_
-* * `heightAveraging` - Averaging of biomes height
-* * *  _Default: true_
-* * `falloff` - Scale of falloff area
-* * *  _Default: 0.0_
-* `}`
+[`config`] - _World config_
+
+| Prop | Description | Default | Range |
+| ---- | ----------- | ------- | ----- |
+| width | Map width |  |  |
+| height | Map height |  |  |
+| frequencyChange | Frequency of biomes change | 0.3 | 0.0 - 1.0 |
+| borderSmoothness | Smoothness of biomes borders | 0.5 | 0.0 - 1.0 |
+| heightRedistribution | Redistribution of biomes height | 1.0 | 0.5 - 1.5 |
+| heightAveraging | Averaging of biomes height | true |  |
+| falloff | Scale of falloff area | 0.0 |  |
 
 .
 
 ## Biomes
-#### Add biome to layer
+### Add biome
 ```ts
-for (const { params, data } of ...) {
-  const biome: WorldBiome = generator.addBiome(params, data)
-}
+generator.addBiome(
+  config: WorldBiomeConfig, 
+  data: T,
+): WorldBiome<T>
 ```
-* `params {`
-* * `lowerBound` - Lower biome bound
-* * *  _Default: 0.0_
-* * `upperBound` - Upper biome bound
-* * *  _Default: 1.0_
-* `}`
-* `data` - Data of biome
-
-#### Get layer biomes
+[`config`] - _Biome config_
+ 
+| Prop | Description | Default |
+| ---- | ----------- | ------- | 
+| lowerBound | Lower biome bound | 0.0 |
+| upperBound | Upper biome bound | 1.0 |
+
+[`data`] - _Biome data that will be stored in the world matrix_
+
+### Get current biomes
 ```ts
-const biomes: WorldBiome[] = layer.getBiomes()
+generator.getBiomes(): WorldBiome<T>[]
 ```
 
-#### Clear all layer biomes
+### Clear all biomes
 ```ts
-layer.clearBiomes()
+generator.clearBiomes()
 ```
 
 .
 
 ## Generation
-#### Generate world
+### Generate world
 ```ts
-const world: World = generator.generate(params?)
+generator.generate(
+  params?: WorldGenerationParams,
+): World<T>
 ```
-* `params {`
-* * `seed` - Generation seed
-* * *  _Default: Autogenerate_
-* * `seedSize` - Size of seed array
-* * *  _Default: 512_
-* * `offsetX` - Generation offset X
-* * *  _Default: 0_
-* * `offsetY` - Generation offset Y
-* * *  _Default: 0_
-* `}`
+[`params`] - _Generation params_ (optional)
+ 
+| Prop | Description | Default |
+| ---- | ----------- | ------- | 
+| seed | Generation seed | (autogenerated) |
+| seedSize | Size of seed array | 512 |
+| offsetX | Generation offset X | 0 |
+| offsetY | Generation offset Y | 0 |
 
 .
 
 ## World
-#### Get matrix of biomes data
+### Get matrix of biomes data
 ```ts
-const matrix: T[][] = world.getMatrix()
+world.getMatrix(): T[][]
 ```
 
-#### Each all positions
+### Each all positions
 ```ts
-world.each(callback)
+world.each(
+  callback: (position: WorldPoint, data: T) => void,
+): void
 ```
-* `callback(`
-* * `position` - Position at matrix
-* * `data` - Biome data
-* `)`
+[`callback`] - _Callback with position and biome stored data_
 
-#### Get biome data at position
+### Get biome data at position
 ```ts
-const data: T = world.getAt(position)
+world.getAt(
+  position: WorldPoint,
+): T | null
 ```
-* `position {`
-* * `x` - X position at matrix
-* * `y` - Y position at matrix
-* `}`
+[`position`] - _Position at matrix_
 
-#### Replace biome data at position
+### Replace biome data at position
 ```ts
-world.replaceAt(position, data)
+world.replaceAt(
+  position: WorldPoint, 
+  data: T,
+): void
 ```
-* `position {`
-* * `x` - X position at matrix
-* * `y` - Y position at matrix
-* `}`
-* `data` - New data of biome
+[`position`] - _Position at matrix_
+
+[`data`] - _New biome stored data_
 
-#### Get current world generation seed
+### Get current world generation seed
 ```ts
-const seed: number[] = world.seed
+world.seed: number[]
 ```
 
-#### Get world width
+### Get world width
 ```ts
-const width: number = world.width
+world.width: number
 ```
 
-#### Get world height
+### Get world height
 ```ts
-const height: number = world.height
+world.height: number
 ```
 
 .