The blackline masters support and extend the lessons in the Grade 1 Spelling Teachers Guide, OTM1814. This spelling program includes 36 carefully sequenced study units designed to increase student achievement in spelling. Each unit focuses on specific spelling patterns, as well as high-frequency vocabulary appropriate for this grade level. High frequency words are marked with an asterisk. The independent word study exercises incorporate the multisensory tasks identified as the most effective in current spelling research. Supports Common Core Standards for Reading, Foundational Skills.