The Bricklayer's Challenge

Any good mason knows: when laying bricks, you don't want the cracks in one row to line up with those in other rows. Can you satisfy the bricklayer's challenge, or will you end up banging your head against this wall?

The Bricklayer's Challenge

8.5 by 5.75 inches, acrylic
Difficulty:  (Tricky)
$35 each