Check the listing for details. (2) VTG 1961 WORD SUFFIXES/ PREFIXES Kenworthy Educational Reading Visual Aids. Condition: New. Listed at 18.00 USD. 2 Complete Sets These vintage sets of Kenworthy Educational Service Inc. word suffixes and prefixes from 1961 is a must-have for any collector of educational visual aids. The sets includes 22 Prefixes, their meanings and Use with 216 words and 24 Suffixes, Their Meanings, and Use With 144 Words. Perfect for young readers aged 4-7. These cards were made in the United States and are a great addition to any educational toy collection. They are perfect for use in the classroom or at home, and are sure to provide hours of fun and learning. Don't miss out on the opportunity to own a piece of educational history with this Kenworthy Educational Service Inc. word suffixes and prefixes sets. A visual aid showing words formed with PREFIXES and SUFFIXES 22 Prefixes, their meanings and Use with 216 words 24 Suffixes, Their Meanings, and Use With 144 Words. Pictures are part of descriptions Ask questions