I really think all engineering exams should be open book, it's how we work. Bonus: suddenly much of 'cheating' is no longer a concern. You can ask harder quest

I really think all engineering exams should be open book, it's how we work. Bonus: suddenly much of 'cheating' is no longer a concern. You can ask harder questions! But when I know the technique I should be allowed to look up the formula. (Except I graduated years ago...)