Building Spelling Skills Book 4

The spelling concepts presented in this workbook instruct children how to spell words with suffixes -tion and -ion, silent e words, word endings, words with ch sounds, computer terms, spelling the three sounds of wh and ch, con¡sonant digraphs with f and ph, prefixes, compound words, irregular spellings, names of time and measurement, and use of the apostrophe. (Christian Liberty Press)