Related Clues:

• Put through school
• Rail transport
• Send to school
• Thomas the Tank Engine, for one
• Learn the ropes
• Do the drill bit
• Use the gym
• Practice punches
• Lecture
• Focus (on)
• The El, e.g.
• Commuter's choice
• Wedding trailer
• Amtrak service
• Wabash Cannonball, e.g.