Entry count is the number on the cover and the least useful one. What matters is whether the definitions are written at the reader's level, since a student who cannot parse the explanation stops looking things up. A thumb index or clear alphabet tabs makes the difference between a book that gets opened and one that stays on the shelf. Check whether a thesaurus is bound in. See educational books, student stationery and classroom supplies.

Dictionary books arranged on a tidy study desk with vocabulary notes, stationery and classroom reference materials.
Dictionary Books for School and Office Reference

Dictionary books for students, classrooms, offices and home reference. Shop practical language learning tools online.