The five music objects from the Size It Up puzzle on September 4, 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
Concert Tuba — 1 m
Answer: a concert tuba measures 1 m (height), which is almost exactly the same size as the reference, an acoustic guitar at 1 m.
Up to 5.5 m of tubing, wrapped into about a metre of instrument.
Common miss: players tend to inflate a concert tuba when it sits beside an acoustic guitar — big things get squeezed, small familiar things get stretched.
Answer: a stage microphone measures 18 cm (height), which is 1.2× as big as the reference, a smartphone at 14.7 cm.
A handheld vocal mic is sized around the grip, not the capsule inside it.
Common miss: players tend to compress a stage microphone when it sits beside a smartphone — big things get squeezed, small familiar things get stretched.
Answer: a concert grand piano measures 2.7 m (length / span), which is 1.2× as big as the reference, a three-seat sofa at 2.2 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 a three-seat sofa — 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.