New York State Learning Standards and Core Curriculum
NY.3L. 3rd Grade Language Standards
Conventions of Standard English
3L2. Demonstrate command of the conventions of Standard English capitalization, punctuation, and spelling when writing. Core Punctuation and Spelling Skills for Grades 3→5:
3L2.9. Use conventional spelling for high-frequency and other studied words, and to add suffixes to base words (e.g., sitting, smiled, cries, happiness).
3L2.10. Use spelling patterns, rules, and generalizations (e.g., word families, position-based spellings, syllable patterns, ending rules, meaningful word parts) in writing words. → Spell grade-appropriate words correctly, consulting references as needed.