Under rating threshold (hideshow)
on the ones where you are supposed to stack evenly on both sides and then place a big one on top such as level 12, place all small blocks on one side and the large one on the other
Under rating threshold (hideshow)
For Level 4, use the smiley face on the big block to help center it. Let the stack stabilize (all the faces will turn to smileys) when it's even, before adding the next level of blocks.