The ORIGOmath Teacher Sourcebook grade 1 provides a full set of lessons and assessments in 12 modules. It can be used as a supplemental resource for the computation portion of any math program.
The ORIGOmath program provides carefully sequenced lessons to teach and assess fluency in computation for grades 1-6. This program utilizes a range of visual models, concrete materials, and appropriate practice to develop skills in all aspects of computation. The complete program provides a teaching sequence that is companioned with the following ORIGO products for additional homework, computational fluency games, and visual models.