Related Clues:

• HO scale hobbyist's pride
• Mr Hornby's work of art I sent off
• Compound of nitrates in old boys' network?
• Solution of nitrates present for a boy?
• Compact cars?
• Model going around at Christmas in bad weather near southeast in race
• Toy with tracks and a caboose
• Something for the boys, as shower framed in trial hauled up
• Model usually having points to teach class
• Aims gun at half the school - but it's just a toy
• Model tracking system used to teach class?
• Drops in test failure for scaled-down transport system
• What every man is said to want in the school place
• Number of tracked items to check back when bad weather comes in
• Toy restaurant's covered in itself