To make stairs in Minecraft, open the crafting table made up of the 3x3 grid. Decide which material you want the stairs to be, in this case, wooden planks. Fill.
To grow the pumpkins, you will need to till the land. Using any type of hoe will do the trick. A higher quality material does not increase your crop yields.
Players can ignite TNT with lava or fire, but TNT can also be ignited by nearby lava or fire sources. TNT can fall up to 71 blocks when ignited. This can change.