diff --git a/src/constants/BlockIDs.php b/src/constants/BlockIDs.php
index 32a4bf3c9..542e9e3b4 100644
--- a/src/constants/BlockIDs.php
+++ b/src/constants/BlockIDs.php
@@ -168,6 +168,14 @@ define("COBBLESTONE_WALL", 139);
 
 define("QUARTZ_BLOCK", 155);
 define("QUARTZ_STAIRS", 156);
+define("DOUBLE_WOOD_SLAB", 157);
+define("DOUBLE_WOODEN_SLAB", 157);
+define("DOUBLE_WOOD_SLABS", 157);
+define("DOUBLE_WOODEN_SLABS", 157);
+define("WOOD_SLAB", 158);
+define("WOODEN_SLAB", 158);
+define("WOOD_SLABS", 158);
+define("WOODEN_SLABS", 158);
 
 define("HAY_BALE", 170);
 
diff --git a/src/material/Block.php b/src/material/Block.php
index 957ab3eb5..9165cf77b 100644
--- a/src/material/Block.php
+++ b/src/material/Block.php
@@ -130,7 +130,9 @@ abstract class Block extends Position{
 
 			QUARTZ_BLOCK => "QuartzBlock",
 			QUARTZ_STAIRS => "QuartzStairsBlock",
-			
+			DOUBLE_WOOD_SLAB => "DoubleWoodSlabBlock",
+			WOOD_SLAB => "WoodSlabBlock",
+		
 			HAY_BALE => "HayBaleBlock",
 			
 			COAL_BLOCK => "CoalBlock",
diff --git a/src/material/block/nonfull/WoodSlab.php b/src/material/block/nonfull/WoodSlab.php
new file mode 100644
index 000000000..9c6e12b79
--- /dev/null
+++ b/src/material/block/nonfull/WoodSlab.php
@@ -0,0 +1,107 @@
+<?php
+
+/**
+ *
+ *  ____            _        _   __  __ _                  __  __ ____  
+ * |  _ \ ___   ___| | _____| |_|  \/  (_)_ __   ___      |  \/  |  _ \ 
+ * | |_) / _ \ / __| |/ / _ \ __| |\/| | | '_ \ / _ \_____| |\/| | |_) |
+ * |  __/ (_) | (__|   <  __/ |_| |  | | | | | |  __/_____| |  | |  __/ 
+ * |_|   \___/ \___|_|\_\___|\__|_|  |_|_|_| |_|\___|     |_|  |_|_| 
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * @author PocketMine Team
+ * @link http://www.pocketmine.net/
+ * 
+ *
+*/
+
+class WoodSlabBlock extends TransparentBlock{
+	public function __construct($meta = 0){
+		parent::__construct(WOOD_SLAB, $meta, "Wooden Slab");
+		$names = array(
+			0 => "Oak",
+			1 => "Spruce",
+			2 => "Birch",
+			3 => "Jungle",
+		);
+		$this->name = (($this->meta & 0x08) === 0x08 ? "Upper ":"") . $names[$this->meta & 0x07] . " Wooden Slab";	
+		if(($this->meta & 0x08) === 0x08){
+			$this->isFullBlock = true;
+		}else{
+			$this->isFullBlock = false;
+		}		
+		$this->hardness = 15;
+	}
+	
+	public function place(Item $item, Player $player, Block $block, Block $target, $face, $fx, $fy, $fz){
+			$this->meta &= 0x07;
+			if($face === 0){
+				if($target->getID() === WOOD_SLAB and ($target->getMetadata() & 0x08) === 0x08 and ($target->getMetadata() & 0x07) === ($this->meta & 0x07)){
+					$this->level->setBlock($target, BlockAPI::get(DOUBLE_WOOD_SLAB, $this->meta), true, false, true);
+					return true;
+				}elseif($block->getID() === WOOD_SLAB and ($block->getMetadata() & 0x07) === ($this->meta & 0x07)){
+					$this->level->setBlock($block, BlockAPI::get(DOUBLE_WOOD_SLAB, $this->meta), true, false, true);
+					return true;
+				}else{
+					$this->meta |= 0x08;
+				}
+			}elseif($face === 1){
+				if($target->getID() === WOOD_SLAB and ($target->getMetadata() & 0x08) === 0 and ($target->getMetadata() & 0x07) === ($this->meta & 0x07)){
+					$this->level->setBlock($target, BlockAPI::get(DOUBLE_WOOD_SLAB, $this->meta), true, false, true);
+					return true;
+				}elseif($block->getID() === WOOD_SLAB and ($block->getMetadata() & 0x07) === ($this->meta & 0x07)){
+					$this->level->setBlock($block, BlockAPI::get(DOUBLE_WOOD_SLAB, $this->meta), true, false, true);
+					return true;
+				}
+			}elseif(!$player->entity->inBlock($block)){
+				if($block->getID() === WOOD_SLAB){
+					if(($block->getMetadata() & 0x07) === ($this->meta & 0x07)){
+						$this->level->setBlock($block, BlockAPI::get(DOUBLE_WOOD_SLAB, $this->meta), true, false, true);
+						return true;
+					}
+					return false;
+				}else{
+					if($fy > 0.5){
+						$this->meta |= 0x08;
+					}
+				}
+			}else{
+				return false;
+			}
+			if($block->getID() === WOOD_SLAB and ($target->getMetadata() & 0x07) !== ($this->meta & 0x07)){
+				return false;
+			}
+			$this->level->setBlock($block, $this, true, false, true);
+			return true;
+	}
+
+	public function getBreakTime(Item $item, Player $player){
+		if(($player->gamemode & 0x01) === 0x01){
+			return 0.20;
+		}		
+		switch($item->isAxe()){
+			case 5:
+				return 0.4;
+			case 4:
+				return 0.5;
+			case 3:
+				return 0.75;
+			case 2:
+				return 0.25;
+			case 1:
+				return 1.5;
+			default:
+				return 3;
+		}
+	}
+	
+	public function getDrops(Item $item, Player $player){
+		return array(
+				array($this->id, $this->meta & 0x07, 1),
+		);
+	}
+}
\ No newline at end of file
diff --git a/src/material/block/nonfull/stairs/WoodStairs.php b/src/material/block/nonfull/stairs/WoodStairs.php
index f1c7cdcf1..909e91e3f 100644
--- a/src/material/block/nonfull/stairs/WoodStairs.php
+++ b/src/material/block/nonfull/stairs/WoodStairs.php
@@ -24,6 +24,26 @@ class WoodStairsBlock extends StairBlock{
 		parent::__construct(WOOD_STAIRS, $meta, "Wood Stairs");
 	}
 
+	public function getBreakTime(Item $item, Player $player){
+		if(($player->gamemode & 0x01) === 0x01){
+			return 0.20;
+		}		
+		switch($item->isAxe()){
+			case 5:
+				return 0.4;
+			case 4:
+				return 0.5;
+			case 3:
+				return 0.75;
+			case 2:
+				return 0.25;
+			case 1:
+				return 1.5;
+			default:
+				return 3;
+		}
+	}
+
 	public function getDrops(Item $item, Player $player){
 		return array(
 			array($this->id, 0, 1),
diff --git a/src/material/block/solid/DoubleWoodSlab.php b/src/material/block/solid/DoubleWoodSlab.php
new file mode 100644
index 000000000..9853f0be6
--- /dev/null
+++ b/src/material/block/solid/DoubleWoodSlab.php
@@ -0,0 +1,61 @@
+<?php
+
+/**
+ *
+ *  ____            _        _   __  __ _                  __  __ ____  
+ * |  _ \ ___   ___| | _____| |_|  \/  (_)_ __   ___      |  \/  |  _ \ 
+ * | |_) / _ \ / __| |/ / _ \ __| |\/| | | '_ \ / _ \_____| |\/| | |_) |
+ * |  __/ (_) | (__|   <  __/ |_| |  | | | | | |  __/_____| |  | |  __/ 
+ * |_|   \___/ \___|_|\_\___|\__|_|  |_|_|_| |_|\___|     |_|  |_|_| 
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * @author PocketMine Team
+ * @link http://www.pocketmine.net/
+ * 
+ *
+*/
+
+class DoubleWoodSlabBlock extends SolidBlock{
+	public function __construct($meta = 0){
+		parent::__construct(DOUBLE_WOOD_SLAB, $meta, "Double Wooden Slab");
+		$names = array(
+			0 => "Oak",
+			1 => "Spruce",
+			2 => "Birch",
+			3 => "Jungle",
+		);
+		$this->name = "Double " . $names[$this->meta & 0x07] . " Wooden Slab";
+		$this->hardness = 15;
+	}
+
+	public function getBreakTime(Item $item, Player $player){
+		if(($player->gamemode & 0x01) === 0x01){
+			return 0.20;
+		}		
+		switch($item->isAxe()){
+			case 5:
+				return 0.4;
+			case 4:
+				return 0.5;
+			case 3:
+				return 0.75;
+			case 2:
+				return 0.25;
+			case 1:
+				return 1.5;
+			default:
+				return 3;
+		}
+	}
+	
+	public function getDrops(Item $item, Player $player){
+		return array(
+			array(WOOD_SLAB, $this->meta & 0x07, 2),
+		);
+	}
+	
+}
\ No newline at end of file
diff --git a/src/recipes/CraftingRecipes.php b/src/recipes/CraftingRecipes.php
index 362af2a1c..3642da986 100644
--- a/src/recipes/CraftingRecipes.php
+++ b/src/recipes/CraftingRecipes.php
@@ -99,13 +99,13 @@ class CraftingRecipes{
 		"WOODEN_PLANKS:?x6=>TRAPDOOR:0x2",
 		"WOODEN_PLANKS:?x6=>WOODEN_DOOR:0x1",
 		"WOODEN_PLANKS:0x6=>WOODEN_STAIRS:0x4",
-		"WOODEN_PLANKS:0x3=>SLAB:2x6",
+		"WOODEN_PLANKS:0x3=>WOOD_SLAB:0x6",
 		"WOODEN_PLANKS:1x6=>SPRUCE_WOOD_STAIRS:0x4",
-		//"WOODEN_PLANKS:1x3=>SPRUCE_WOOD_SLAB:2x6",
+		"WOODEN_PLANKS:1x3=>WOOD_SLAB:1x6",
 		"WOODEN_PLANKS:2x6=>BIRCH_WOOD_STAIRS:0x4",
-		//"WOODEN_PLANKS:2x3=>BIRCH_WOOD_SLAB:2x6",
+		"WOODEN_PLANKS:2x3=>BIRCH_WOOD_SLAB:2x6",
 		"WOODEN_PLANKS:3x6=>JUNGLE_WOOD_STAIRS:0x4",
-		//"WOODEN_PLANKS:3x3=>JUNGLE_WOOD_SLAB:2x6",
+		"WOODEN_PLANKS:3x3=>JUNGLE_WOOD_SLAB:3x6",
 		
 		//Tools
 		"STICK:?x1,FEATHER:?x1,FLINT:?x1=>ARROW:0x4",