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.
Redstone repeaters have three functions: 1  they extend the range of a wire, boosting the signal to a strength of 15. 2  they introduce a small delay into the wire; you can set how long by right clicking to cycle between 0.1, 0.2, 0.3 or 0.4 seconds.