Rich Learning Tasks

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Rubric
Level 1 Level 2 Level 3 Level 4
The student cannot
determine a possible
pair of addends.
The student is not
sure about the least or
greatest possible pair.
The student cannot
explain how to get a
new answer from an
existing one.
The student correctly
determines a possible
pair of addends.
The student can
demonstrate how 17
blocks could be used to
represent the sum.
The student is not
sure about the least or
greatest possible pair.
The student cannot
explain how to get a
new answer from an
existing one.
The student correctly
determines 2 or 3
possible pairs of
addends.
The student indicates
that the sum could also
have been represented
by 35 blocks.
The student is not
sure about the least or
greatest possible pair.
The student can explain
how to get a new answer
from an existing one.
The student correctly
determines 4 or 5
possible pairs of
addends.
The student can
clearly explain why it
was possible to use 17
blocks or 35 blocks to
represent the sum.
The student correctly
identifies the least such
number pair, when
asked and why there
must be a maximum.
The student clearly
explains how to get
a new answer from
an existing one.
Adding with Blocks Number