About 80 percent of all life on Earth is found in the oceans, which cover 71 percent of the planet's surface. Take a look at how colorful life under the sea can be. Learn more about these popular crustaceans that some think of only as a meal. Find out the sizes that these sea creatures are capable of attaining.
Steps. 1  1. Place a dispenser down, and a wooden pressure plate in front of it. 2  2. Connect the dispenser and the pressure plate with redstone. 3  3. Invert the signal by using a solid block with a torch on the other side or on top of the block with redstone going into it.  4. Place a big stack of items in the dispenser.
Arrow machine gun. You need 7 redstone,arrows ,7 blocks ,5 redstone torches, a lever, and a dispenser.first dig 1 block down. Put a redstone torch in and a dispenser over it.next put 2 blocks next to the dispenser and redstone torches in back of it. Put 2 blocks on top of those torches and 2 redstone torches in back of it.Then put 2 more blocks on top of those torches and put a block in the middle.rrow machine gun. You need 7 redstone,arrows ,7 blocks ,5 redstone torches, a lever, and a dispenser.first dig 1 block down. Put a redstone torch in and a dispenser over it.