Curated OER
Scientific Root Words, Prefixes, and Suffixes
It's hard to imagine that anything was missed on this five-page list of science roots, prefixes, and suffixes! Listed in alphabetical order, all are included in a single, two-column list. This may be especially useful for advanced...
Curated OER
Math Prefixes
Students use a dictionary to gather appropriate information for writing simple definitions. They recognize prefixes that relate to numbers, such as mono-, bi-, and tri-. Pupils use their creative abilities to extrapolate new words to...
Curated OER
Introduce: The Prefix bi-
Students explore language arts by participating in a word construction activity. For this prefix lesson, students discuss what a prefix is, how they are most commonly used and what they mean. Students answer vocabulary questions about...
Curated OER
Spelling Activity
Sometimes you can add an s to a word to form its plural. Sometimes you can't. Help your class learn how to pluralize irregular words like calf, woman, and half. After, have them study the prefixes un, de, pre, dis, and re in the colorful...
Curated OER
Prefixes and Suffixes
In this prefixes and suffixes activity, students match prefixes and suffixes to their meanings. Students complete 15 matches and write words that use the roots that they are given.
Curated OER
Number Prefixes
In this vocabulary and word study worksheet, students explore number prefixes as they complete a crossword puzzle. Students may also complete the challenge question at the bottom of the sheet.
Curated OER
Investigation 2: hat is the Root Word?
In this identifying the base words worksheet, students read two columns of words and write their root words, use a dictionary to find new words that use the root words from the word list, and read common prefixes and create new words...
Curated OER
Number Prefixes
Students recognize the number prefixes used throughout the English language. They identify the shapes and the prefixes that are associated with them.
Curated OER
Vocabulary and Concept Development
After introducing your class to root words and affixes, present them with this short review and practice opportunity. To start, they share definitions of root words and affixes with their partners. Then, after looking at some affixes and...
Curated OER
Common Roots and Affixes
Who said studying roots and affixes can't be fun? The tone of this presentation will entertain as well as engage your class as they examine the roots circ, cycl, pend, and equ. Opportunities for guided and independent practice, as well...
Vocabulary.com
It Takes Two: Bi
This site contains a list of 10 words that contain the bi- prefix. Teachers can digitally assign this list to their students to reinforce the spellings, pronunciations, and meanings of these words.