Operations Number Sense Problem Solving
Olivia and Mei have three marshmallows to share. That's one for Olivia and one for Mei. Their plan for the third marshmallow keeps things fair.
The Last Marshmallow
By Grace Lin
Olivia and Mei have three marshmallows to share. That's one for Olivia and one for Mei. Their plan for the third marshmallow keeps things fair.
Learning Foundations & Standards
Skills and learning objectives by age or grade level that guide instruction.
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