Related Clues:

• Son a bit chilly side gets hot in his classrooms etc
• Train a group of dolphins?
• Train for Rugby, for example
• What might come after finishing fish?
• Coach building
• Its members scaled a building full of children
• Conveniences erected to accommodate children in academy
• Where porpoises are taught?
• Academy
• Second child loves Latin -- here presumably
• Train takes gents back round Switzerland
• Train group of swimmers?
• Student, at first, reportedly reserved in group
• Train -- half of one -- stuck on southern line
• Academy; group of fish