DAILY NO. 23 · VERIFIED MEASUREMENTS

Size It Up answers – September 23, 2026

The five objects from the Size It Up puzzle on September 23, 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

Grizzly Bear2 m

Answer: a grizzly bear measures 2 m (length / span), which is about 1.2× smaller than the reference, an adult horse at 2.4 m.

A grizzly can measure about two metres from nose to rump.

Common miss: players tend to inflate a grizzly bear when it sits beside an adult horse — big things get squeezed, small familiar things get stretched.

Source ↗
ROUND 2

High-Speed Train200 m

Answer: a high-speed train measures 200 m (length / span), which is 1.1× as big as the reference, the Roman Colosseum at 189 m.

A complete high-speed trainset can be around 200 metres long.

Common miss: players tend to compress a high-speed train when it sits beside the Roman Colosseum — big things get squeezed, small familiar things get stretched.

Source ↗
ROUND 3

Goliath Beetle11 cm

Answer: a Goliath beetle measures 11 cm (length / span), which is 1.1× as big as the reference, a monarch butterfly at 10 cm.

Among the heaviest insects alive — the larvae can reach 100 g.

Common miss: players tend to compress a Goliath beetle when it sits beside a monarch butterfly — big things get squeezed, small familiar things get stretched.

Source ↗
ROUND 4

Concert Harp1.9 m

Answer: a concert harp measures 1.9 m (height), which is about 1.1× smaller than the reference, a US interior door at 2 m.

Forty-seven strings holding close to a tonne of combined tension.

Common miss: players tend to inflate a concert harp when it sits beside a US interior door — big things get squeezed, small familiar things get stretched.

Source ↗
ROUND 5

Allosaurus8.5 m

Answer: an Allosaurus measures 8.5 m (length / span), which is about 1.1× smaller than the reference, a Triceratops at 9 m.

The common large predator of its day: far more Allosaurus fossils exist than T. rex ones.

Common miss: players tend to inflate an Allosaurus when it sits beside a Triceratops — big things get squeezed, small familiar things get stretched.

Source ↗

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.