Designing tests for open book seems to be a good way to a) make cheating in effective, (no need to sneak in a formula sheet when everyone has it) b) More like

Designing tests for open book seems to be a good way to a) make cheating in effective, (no need to sneak in a formula sheet when everyone has it) b) More like the real world, I always have google at my fingertips, it is just how efficiently I can use google and my existing knowledge to solve a problem