Use the UP, LEFT and RIGHT arrow keys. Downwards direction is subject to gravity - the sub goes down if not moving horizontally or upwards.
Feature 1: Submarine drawing in Scratch 2.0 vector editor. Very easy to do. Feature 2: Sub wraps to left and right of stage.Feature 3: Sub must not go above sea level or dip below the sea bed. Ways to improve increase transparency of water as sub rises, decrease transparency as sub drops. Add sound. Add bubbles! Make an action game. Shared from Scratch 2 Offline Editor
