Related Clues:

• Lab procedure
• See 6 Down
• Word after scratch or screen
• Word with ''road'' or ''hearing''
• Eye or blood, e.g.
• Experiment with
• It might make pupils shrink
• Proctored event
• Measure of knowledge
• Student's ordeal
• It's passable
• ''1-2-3, 1-2-3,'' e.g.
• Eye ___
• Evaluation
• Word at a mike check