The use of comparative language and opposite terms (such as ‘tall/short’) are important principles as preparation for ordering and then measuring length and size. They also prepare the way for thr idea of inverses involving quantities.
The students were encouraged to put in order the building blocks by its size. They looked at differences between objects, which helped them identify equivalences when it comes to measuring.
Vocabulary used- Shortest, Tallest, Empty, , Half, Full, Biggest, Smallest.
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