Grade 1 · 1.OA.A.1
Build the whole
Individual task
Grade 1 · 1.OA.A.1
Show the difference
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Grade 1 · 1.OA.A.1
Compare in context
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Grade 1 · 1.OA.A.2
Two-step story
Individual task
Grade 1 · 1.OA.C.5
Make ten
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Grade 1 · 1.OA.C.6
Break apart to add
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Grade 1 · 1.OA.C.6
Subtract through ten
Individual task
Grade 1 · 1.OA.B.4
Related facts
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Grade 1 · 1.OA.C.5
Count on
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Grade 1 · 1.OA.C.6
Explain a strategy
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Grade 1 · 1.NBT.C.5
Subtract a ten
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Grade 1 · 1.NBT.C.4
Add a ten
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Grade 1 · 1.OA.C.6
Choose a helpful fact
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Grade 1 · 1.OA.C.6
Jump back
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Grade 1 · 1.OA.C.6
Make a ten story
Individual task
Grade 1 · 1.NBT.B.2
Build a two-digit number
Individual task
Grade 1 · 1.NBT.B.3
Compare tens first
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Grade 1 · 1.NBT.B.2
Read the model
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Grade 1 · 1.NBT.B.3
Order three numbers
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Grade 1 · 1.NBT.B.3
Explain a comparison
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Grade 1 · 1.NBT.B.2
Missing one
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Grade 1 · 1.NBT.C.4
One more ten
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Grade 1 · 1.NBT.C.5
One less ten
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Grade 1 · 1.NBT.B.2
Tens or ones?
Individual task