Use your hand span to measure the distance around a tree trunk. If
you ask a friend to try the same thing, how do the answers compare?
This article, written for students, looks at how some measuring units and devices were developed.
Can you put these shapes in order of size? Start with the smallest.
Lakshya from Hanbury C of E Primary School and Alara who goes to FMV Ozel Erenkoy School both sent in correct solutions. Alara says: