Students learn that big words are built from smaller parts — a root word plus prefixes and suffixes — and that knowing the parts helps them figure out a word’s meaning.
Students will be able to…
If you know that “un-” means “not,” you can unlock hundreds of words. How do word parts change a word’s meaning?
Project this and build words by adding a prefix and a suffix to a root. Watch the word — and its meaning — change as you add parts.
Tap any phase to open the teacher moves and student actions.
If “un-” means “not,” what is “unhappy”?
Teacher teaches word parts.
Class uses the Word Builder.
Students build and define.
Students share a word.
Aligned to the Common Core State Standards for English Language Arts.
Use common, grade-appropriate Greek and Latin affixes and roots as clues to word meaning.
Use combined letter-sound and word-part knowledge to read multisyllabic words.
Determine the meaning of unknown words using word parts and context.
Demonstrate command of grammar when writing.
Preview the three formative checks. Tap “Sample answer” to see what mastery looks like — hide them before you print for students.
Have students pick a root word and grow a “word tree” of every word they can make by adding prefixes and suffixes. A printable word-tree template is in the ELA library.
Tap a card to flip it, then rate whether you knew it. Built from this lesson’s vocabulary.
A quick self-check with instant feedback, drawn from this lesson’s key terms.
A print-and-go review sheet with a built-in answer key. Tap “Show answer key” to reveal answers, or print the clean version for students.