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Table 1 Summary of alignment of the key learning outcomes of groups in ETI theory, the kindergarten to second grade sample NGSS performance expectations, and key insights

From: Translating research on evolutionary transitions into the teaching of biological complexity. II. A NGSS-aligned framework for teaching the hierarchy of life

Lower Anchor: Groups are collections of individuals that exhibit cooperative and/or collaborative behavior, such as sharing, that can result in preferential distribution of resources to group members

Upper Anchor: Groups of individuals can do things that single individuals cannot. Iindividuals can benefit from participating in groups.

ETI key learning outcomes

NGSS performance expectations

Key insights

Groups are collections of individuals that interact and/or depend on each other

1-LS1-2: Read texts and use media to determine patterns in behavior of parents and offspring that help offspring survive

• Social interactions between individuals in a group setting are part of a pattern of behavior that aides in survival (K-LS1-1; 1-LS1-2)

There are some tasks that individuals can complete on their own, whereas there are other tasks that only groups of individuals can complete

2-LS4-1: Make observations of plants and animals to compare the diversity of life in different habitats

• The social environment is a component of an individual’s habitat (2-LS4-1)

Being part of a group and helping others can benefit individuals and the group, thereby affecting survival

K-LS1-1. Use observations to describe patterns of what plants and animals (including humans) need to survive

• The social environment can affect an individual’s survival (2-LS4-1)