Grant Stott presents 7-year-old William Lunsden with his winning Mathscot design at the National Museum of Scotland. Photo (c) Duncan McGlynn (3)

Filename: Grant Stott presents 7-year-old William Lunsden with his winning Mathscot design at the National Museum of Scotland. Photo (c) Duncan McGlynn (3).JPG

| Dimensions: 3655px * 5482px

| Filesize: 1.8 MB