Number, Measurement and Space, module establishes equivalence of sets by a one-to-one exchange of objects. Eg Upsetting equivalance (destroying conservation of numbers) by adding one object to a set, or taking one away, helps introduce vocabulary for comparing quantity
Online Learning System, 1-Year Class License Provides access for 1 teacher and up to 150 students to ready-to-use lessons; easy-to-use authoring templates to develop custom, digital lessons; unique learning management system to track and analyze student performance
Overhead Math Resource Kit, include most popular overhead manipulative for teachers. Also included are fraction and decimal chart transparencies as well as 1 cm & 1in square graph transparencies