Windows to tangrams: Reproducible activities, grades 1-3 : activities to develop logical thinking emphasizing the most important NCTM standards 
Subtitle: problem ... communication, math reasoning, connections
Publisher: American Teaching Aids
Published: 1992
Language: eng
Format: Unknown Binding
Number of pages: 96
ISBN-13: 9780382299001
Subjects: Games in mathematics education; Mathematics; Study and teaching (Primary); Tangrams