WORLD’S SMALLEST, HARDEST CROSSWORD
ACROSS
1. A single point (3) 4. Make a lot of noise (N. Am.) (4) 6. Earth’s centre (4) 7. Explosive (abbr) (3)
DOWN
1. The rudiments of a subject (3) 2. A fool (inf) (4) 3. Get by effort (4) 5. Vietnamese lunar festival (3)