- Multiplication and Division: Reproducible Skill Builders and Higher Order Thinking Activities Based on NCTM Standards (Middle Grades Masterminds Riddle Math Series)
- Decimals, Percentages, Metric System, and Consumer Math: Reproducible Skill Builders and Higher Order Thinking Activities Based on Nctm Standards (Kids' Stuff)
- Fractions, Ratio, Probability, and Standard Measurement: Reproductible Skill Builders and Higher Order Thinking Activities Based on Nctm Standards (Kids' Stuff)
- Geometry and Graphing: Reproducible Skill Builders and Higher Order Thinking Activities Based on Nctm Standards (Masterminds)
- Addition, Subtraction, Place Value, Other Numeration Systems: Reproducible Skill Builders and Higher Order Thinking Activities Based on Nctm Standards (Kids' Stuff)
- Tim Collins
- Geoff Martz
- Jane Lyle
- Robin Macnaughton
- Dale E. Shuttleworth
- Murray Shukyn
- Michael Lanstrum
- Johanna Holm
- Schuyler W. Huck
- Richard McDonald
- Richard MacDonald
- Jill Morris
- Douglas McAvinn
- Brenda Opie
- Myrna Lamb
- Judith Gallagher
- Ellen Frechette
- Bruce W. Tuckman
- Laurice Pearson
- Richard Swartz