Grant Stott presents seven-year-old William Lunsden with his winning 'Mathscot' design at the National Museum of Scotland. Photo (c) Duncan McGlynn (1)

Grant Stott presents seven-year-old William Lunsden with his winning 'Mathscot' design at the National Museum of Scotland. Photo (c) Duncan McGlynn (1).JPG
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Grant Stott presents seven-year-old William Lunsden with his winning 'Mathscot' design at the National Museum of Scotland. Photo (c) Duncan McGlynn (1)