The lessons in this module focus on collecting, organizing, describing, displaying, and interpreting data using concrete materials. Students are introduced to the concept of probability—by describing the occurrence of events using terms such as never, sometimes, and always.

Also included:

• materials lists
• activity descriptions
• questioning techniques
• problem-solving examples
• activity centre and extension ideas
• assessment suggestions
• activity sheets and visuals

All modules include a list of children’s books and websites related to the mathematics topics introduced, a detailed introduction to the Hands-On Mathematics program (guiding principles, implementation guidelines, an overview of the skills that students use and develop during mathematics inquiry), and a classroom assessment plan and record-keeping templates.