Learning Domain: Operations and Algebraic Thinking
Standard: Determine whether a group of objects, within 20, has an odd or even number of members by: Pairing objects, then counting them by 2s; Determining whether objects can be placed into two equal groups; Writing an equation to express an even number as a sum of two equal addends.
COKER, DAWNE. "T4T Launching 2nd Grade Number Talks". OER Commons. Institute for the Study of Knowledge Management in Education, 13 Jul. 2019. Web. 28 Nov. 2023. <https://goopennc.oercommons.org/authoring/1074-t4t-launching-2nd-grade-number-talks>.
COKER, D. (2019, July 13). T4T Launching 2nd Grade Number Talks. OER Commons. Retrieved November 28, 2023, from https://goopennc.oercommons.org/authoring/1074-t4t-launching-2nd-grade-number-talks.