Core Knowledge Foundation
Third Grade Skills Unit 2: Rattenborough’s Guide to Animals
An animal-themed unit focuses on third-grade skills. Scholars practice spelling patterns, prefixes, suffixes, and grammar concepts—nouns, verbs, adjectives, subjects, predicates, and sentences. Assessments gauge proficiency.
Curated OER
Adding -ed Practice Sheet
In this suffix worksheet, students practice adding the suffix 'ed' to the variety of words listed. Students use the rules to help them spell the words correctly.