Related Clues:

• Bright as ever after a century and a half
• Thought about your boy, Edward?
• Tried to work out about one's boy, Edward
• Thought to be about a boy child, Edward
• Always smart after a century and a half
• Smart enough to get the prize under one hundred
• Had it in mind about a boy of yours, Edward
• See if one is smart enough to get the prize
• Always the last to be smart
• Thought to buck up about a boy of yours
• Always after a century and a half this gets smart
• The smart century gets the prize
• Always leave 'er, by the sound of it, after a century and a half
• Smart so to be always below a hundred and fifty
• A smart enough hundred to get the prize