Find the whole boundary
Identify the fixed whole before placing parts. Explore a model, explain the relationship, and try it with physical materials.
Ten Pre-K lesson drafts for exploring whole & parts through models, conversation, and hands-on practice. Try three complete free sample lessons. A paid adult account opens all teaching guides, printable PDFs, and learning tools.
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Identify the fixed whole before placing parts. Explore a model, explain the relationship, and try it with physical materials.
Describe occupied and unoccupied space by pointing. Explore a model, explain the relationship, and try it with physical materials.
Find missing equal pieces by matching the uncovered spaces. Explore a model, explain the relationship, and try it with physical materials.
Compare visible coverage on identical wholes with adult support. Explore a model, explain the relationship, and try it with physical materials.
Distinguish two equal parts from two unequal parts. Explore a model, explain the relationship, and try it with physical materials.
Notice that different pieces can cover the same region. Explore a model, explain the relationship, and try it with physical materials.
Combine a half and a small piece while keeping the whole visible. Explore a model, explain the relationship, and try it with physical materials.
Match the amount covered to the linked bar using gesture. Explore a model, explain the relationship, and try it with physical materials.
Notice that adding a matching piece increases coverage. Explore a model, explain the relationship, and try it with physical materials.
Compare equal shares of differently sized paper wholes concretely. Explore a model, explain the relationship, and try it with physical materials.