George Immerzeel

• IDEAS from the Arithmetic teacher
• Ideas from the Arithmetic Teacher
• IDEAS from the Arithmetic teacher
• Ideas from the Arithmetic Teacher: Grades 6-8
• '77 ideas for using the Rockwell 18R in the classroom
• Attack Math
• Calculator activities for the classroom
• Heath mathematics
• Ideas
• Ideas & activities for using calculators in the classroom (Instructor curriculum materials)
• Problem solving workbook, level 5
• Problem solving workbook, level 6