• 11 MERIT Library

• 6 Study and teaching (Elementary)
• 3 Study and teaching
• 2 Arithmetic
• 1 Block building (Children's activity)
• 1 Charts, diagrams, etc
• 1 Dice in mathematics education
• 1 Fractals
• 1 Games in mathematics education
• 1 Geometry
• 1 Graphic methods
• 1 Mathematical recreations
• 1 Metric system
• 1 Pattern perception
• 1 Study and teaching (Early childhood)
• 1 Study and teaching (Primary)
• 1 Study and teaching (Secondary)
• 1 Symmetry (Mathematics)

• 3 Learning Resources (Firm)
• 1 Cuisenaire Company of America
• 1 Delta Education (Firm)
• 1 Didax, Inc
• 1 Johnson, Beverly, 1952-
• 1 Pelletier, Marc
• 1 Philograph Publications
• 1 SI Manufacturing
• 1 Sales, Christie
• 1 Sales, Jeffry
• 1 Sherman, Sheldon G
• 1 Suntex International, Inc

• 10 English
• 1 Unknown

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