In these puzzles, you can only move a block by sliding it.
There are a few rules
At all times, must every block in the structure be fully supported by other blocks or the ground.
The controls are quite simple.
Slide a block by dragging it.
The goal of these puzzles is to move a block or more blocks onto a specified position.
Hold the goal button to see the aim of the puzzle.
The representation on the right is just a visual aid.
You can click on the 'Vision' button to change the width of the visualisation.
These puzzles are made using Macromedia Flash, I assume you will be automatically directed if you don't have the plugin.