The Intervention Table below provides links to interventions specific to this unit. The interventions support students and teachers in filling foundational gaps revealed as students work through the unit. All listed interventions are from New Zealand’s Numeracy Project.



Cluster of Standards

Name of Intervention

Snapshot of summary or

Student I can statement. . .

Materials Master

Sorting, Comparing and Ordering

Measure lengths indirectly and by iterating length units





Large Animals, Small Animals

Use non-standard measurement


Playing Favorites

Pose, plan, analyze data


Christmas Tree

Sort objects into categories and display the results

Count the objects in a category

Devise and us problem solving strategies to explore situations mathematically


Greedy Cat

Describe, sort, compare and display pictures of cats


I Like Trucks

Collect, analyze and report information about favorites


Not Enough Drawers

Sort and analyze categories of clothes


The Garden

Sort, count, objects in categories