Examples of the words which pupils will be expected to spell include "gnash" (for eight-year-olds), "quickly" (for nine-year-olds), "marvellous" (for 10-year-olds) and "aeronaut" (for 11-year-olds).
What is it about truly challenging games that makes them so addictive and so much fun to play, even while we gnash our teeth, rend our garments, and gray our hair in the process?