Programming with Scratch

Courtesy: Linux Journal

Scratch allows the user to write programs by dragging and connecting simple programming instructions. The programming instructions resemble puzzle pieces and will only “fit” together in ways that make semantic sense. For example, you can’t put the “Start” instruction inside an “If” instruction. The instruction pieces are also color-coded according to what type of instruction they represent; all control structure pieces are yellow, while all motion pieces are blue. The program that the user creates controls one or more objects, or sprites…