Instructables
Picture of Minecraft T.N.T cannon
FOR BLOWING UP STUFF!
 
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Step 1: What You need

Picture of What You need
All you need is a half-block, any kind of whole block, a redstone repeater, redstone, a leaver/button. T.N.T and a bucket of water.

Step 2: The Base

Picture of The Base
You need to have a seven block line, and one next to it and joining it on with a block at the end.

Step 3: Stairs

Picture of Stairs
Add stairs one block away from the conjoining block, and keep adding on.

Step 4: The Half-Block

Picture of The Half-Block
Put the half-block at the end of the 7 blocks.

Step 5: Adding the water

Picture of Adding the water
Put the water where you started the stairs, it should stop at the half block.

Step 6: Adding Redstone

Picture of Adding Redstone
Put the redstone on the seven blocks as shown.

Step 7: Redstone Repeaters

Picture of Redstone Repeaters
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Put the repeaters in the gaps on the right.

Step 8: Leaver

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Add the leaver at the bottom where you connected the redstone.

Step 9: T.N.T

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Add tnt from the stairs to the end, to finish!
pcanywii4 months ago
FYI:its called a slab!:)
Awesome Instructable!!!
Helped me tons!!!!
THANKS!!!!