This is the teacher's guide for Horizon's 1st grade spelling and vocabulary program. The Teacher’s Guide includes scheduling information, scope and sequence, how to use the program, teaching tips, suggested activities, extended activities, and reduced student pages with answers.

Level 1 (generally 1st grade) covers: short vowel words, long vowel words, contractions, plurals, suffixes (e.g. –er), consonant digraphs (e.g. kn), vowel digraphs (e.g. au), compound words, consonant blends, synonyms, antonyms, homophones, and r-controlled words.

The program consists of 160 lessons for a 32-week academic year. The student book, studen workbook, and student dictionary are sold separately.