K1
K2
K3
K4
K5
K6
K7
K8
K9
K12
K13
K14
K15
K16
K17
K18
K19
K20
K21
K22
K23
±1
Data
±2
Measure
±3
Number
Conversion
±4
Tens
±5
Geometry
±6
Doubles
±7
Mapping
±8
Time
±9
Patterns
±10
Counting
±11
Computers
±12
Estimate
±13
Area
±14
Landmark
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