16 September 2026
Sheet #16
The five rounds of 16 September 2026, with the real sizes and what each measurement covers.
- 01
ReferenceSmall car4.05 m
To size upStreet lamppost8 m
Measured Height of a street light
On a road, lampposts are spaced about three times their height apart.
- 02
Measured Diameter of an eating apple
An apple is about 85% water.
- 03
ReferenceHaussmann building20 m
To size upGiraffe5 m
Measured Total height of an adult giraffe
Its neck has only 7 vertebrae, just like ours.
- 04
ReferenceEiffel Tower330 m
To size upCessna 1728.28 m
Measured Length of a Cessna 172 Skyhawk
It is the most produced aircraft in history, with over 44,000 built.
- 05
ReferencePolar bear1.3 m
To size upOstrich2.4 m
Measured Height of an adult male common ostrich
It is the largest living bird: it cannot fly but runs at over 60 km/h.