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Counting Principles and Spatial Arrangements to 20

Kindergarten · Math · Open Global Math

14 lessons

Goal

Count, quantify, and construct collections of up to 20 objects in diverse arrangements using one-to-one correspondence, cardinality, conservation, and hierarchical inclusion.

14 lessons
0 of 14 done
  1. One-to-One Correspondence: Touch and Count Up to 5Up next
  2. Counting Left or Right Gives the Same TotalNot started yet
  3. Spreading Things Out Doesnt Change the CountNot started yet
  4. Touch and Count Objects in a Straight Line from 6 to 10Not started yet
  5. Counting Objects in Rectangular Arrays Up to 10Not started yet
  6. Counting Objects in Circular Configurations to 10You are here
  7. Counting Scattered Configurations Up to 10Not started yet
  8. Producing a Set: 'Give Me a Specific Number of Items' from 6 to 10Not started yet
  9. Moving Things Around Doesnt Change the CountNot started yet
  10. Order Irrelevance in Counting Sets Up to 10Not started yet
  11. Understanding That Numbers Contain Smaller NumbersNot started yet
  12. Counting and Producing Collections from 11 to 15Not started yet
  13. Counting and Producing Collections from 16 to 20Not started yet
  14. Moving Up to 20 Things Doesnt Change the CountNot started yet
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Learning standards covered

GlobalOGM.1.CC.3Open Global Math Standards 2026™ · Kindergarten

Apply the principles of one-to-one correspondence, cardinality, conservation, and hierarchical inclusion to count, quantify, and produce collections of up to 20 objects in lines, arrays, circles, and scattered configurations.