The goal of each puzzle is to build a computer that completes an objective. For example, this is challenge #1. The objective of this puzzle is to make all of the blue balls (and only the blue balls) reach the end.
Build the Starting Setup
Many of the puzzles require parts to be placed in certain positions to begin. For this puzzle, the starting setup looks like this once built.
Plan your Solution
Your job is to figure out where to put the available parts in order to complete the objective. It tells you that you have four green ramps...but where should you put them? Here’s what happens when you run it with just the starting setup.
Build and Run Your Computer
To solve this puzzle, you must place the four ramps in such a way that they complete the path from the top of the board to the bottom of the board. Here it is running.