DAILY NO. 40 · VERIFIED MEASUREMENTS
Today's five sports Size It Up comparisons with the measured size of each object, its reference and a source you can check. The puzzle is still live, so every answer stays hidden until you tap it. Haven't played yet? Play today's puzzle first.
The October 31, 2026 puzzle ran from a golf ball at 4.3 cm to a soccer goal at 7.3 m — about 172× apart, drawing on sports. The pair furthest apart was round 5: an NBA basketball is about 1.4× smaller than a laptop computer.
Answer: Golf Ball — 4.3 cm. A golf ball measures 4.3 cm (length / span), which is about 1.4× smaller than the reference, a house key at 6 cm.
A golf ball cannot be smaller than 42.67 mm in diameter.
Common miss: players tend to inflate a golf ball when it sits beside a house key — big things get squeezed, small familiar things get stretched.
Answer: Soccer Goal — 7.3 m. A soccer goal measures 7.3 m (length / span), which is 1.2× as big as the reference, an American pickup truck at 5.9 m.
A full-size association football goal is 7.32 metres wide.
Common miss: players tend to compress a soccer goal when it sits beside an American pickup truck — big things get squeezed, small familiar things get stretched.
Answer: American Football — 28 cm. An American football measures 28 cm (length / span), which is 1.2× as big as the reference, an NBA basketball at 24.3 cm.
An American football is measured along its long axis; the pointed ends make it read larger than it is.
Common miss: players tend to compress an American football when it sits beside an NBA basketball — big things get squeezed, small familiar things get stretched.
Answer: Tennis Racket — 68.5 cm. A tennis racket measures 68.5 cm (height), which is 1.2× as big as the reference, a violin at 59 cm.
The rules allow up to 73.7 cm, but almost every player uses something just under 69 cm.
Common miss: players tend to compress a tennis racket when it sits beside a violin — big things get squeezed, small familiar things get stretched.
Answer: NBA Basketball — 24.3 cm. An NBA basketball measures 24.3 cm (length / span), which is about 1.4× smaller than the reference, a laptop computer at 35 cm.
An NBA ball is regulated by circumference, about 75 cm, which works out to just under 25 cm across.
Common miss: players tend to inflate an NBA basketball when it sits beside a laptop computer — big things get squeezed, small familiar things get stretched.
Sizes are measured along the axis named in each round and link to their published source. Explore the full library by category, or read how scoring works.