Karen Economopoulos Susan Jo Russell

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• Grade 3 Investigations in Number, Data & Space Curriculum Unit 9
• Investigations in Number, Data & Space Grade 1 Unit 1
• Investigations in Number, Data and Space Implementing Investigations in Grade 1
• Stories, Tables & Graphs, Grade 3, Unit 6, Teacher's Edition
• Teacher's guide Grade 1 Investigations in Number, Data & Space Unit 3