Castle of Elite - Official game guide|
Introduction - Basics - Solutions - Secrets - Trivia
When the guide tells you to place a brick symbol on a certain square, it means you should aim the mouse cursor on that square.
3-8: Deceptive stairs
A: Hit the blue switch. Get the first coin.
B: Hit the yellow switch. Get any brick symbol and place it on C. Get the second coin. Go down and get another symbol.
D: Place the symbol here. Get the last symbol.
E: Stand here. Jump and place the symbol on E. Climb up and get the last coin.
F: Hit the blue switch. Hit the yellow switch. You can now reach the goal.