The five music objects from the Size It Up puzzle on September 18, 2026, with the measured size of each, the reference it was compared against, a source you can check, and how the community's guesses landed. Want the surprise first? Replay this puzzle — archived days never touch your streak.
ROUND 1
Trombone — 90 cm
Answer: a trombone measures 90 cm (length / span), which is almost exactly the same size as the reference, a baseball bat at 86 cm.
Measured closed — running the slide out to seventh position adds more than half a metre.
Common miss: players tend to compress a trombone when it sits beside a baseball bat — big things get squeezed, small familiar things get stretched.
Answer: a concert grand piano measures 2.7 m (length / span), which is 1.1× as big as the reference, an adult horse at 2.4 m.
A concert grand can be more than 2.7 metres long.
Common miss: players tend to compress a concert grand piano when it sits beside an adult horse — big things get squeezed, small familiar things get stretched.
Answer: a concert harp measures 1.9 m (height), which is almost exactly the same size as the reference, a refrigerator at 1.8 m.
Forty-seven strings holding close to a tonne of combined tension.
Common miss: players tend to compress a concert harp when it sits beside a refrigerator — 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.