6 September 2026
Sheet #6
The five rounds of 6 September 2026, with the real sizes and what each measurement covers.
- 01
ReferenceHen's egg5.7 cm
To size upWatermelon30 cm
Measured Length of a common watermelon
It is more than 90% water.
- 02
ReferencePerseverance rover3 m
To size upCity bus12 m
Measured Length of a standard transit bus
An articulated bus reaches 18 m, up to 24 m double-articulated.
- 03
ReferenceTwo-storey house8 m
To size upTaj Mahal73 m
Measured Height of the Taj Mahal, dome included
The four minarets lean slightly outwards to protect the tomb in an earthquake.
- 04
ReferenceHouse mouse17 cm
To size upShipping container6.06 m
Measured Length of a 20-foot shipping container
World trade is counted in TEU: the equivalent of this 20-foot container.
- 05
ReferenceCoconut palm25 m
To size upInternational Space Station109 m
Measured Span of the International Space Station, solar arrays included
It circles the Earth in about 90 minutes.