This teacher's guide accompanies Alpha Omega's Horizons Grade 1 Math Student workbooks 1 & 2 (not-included and sold-separately).Each lesson page features concepts taught, numbered objectives, teaching tips, materials/ supplies/equipment needed, activity instructions, and which worksheets to complete. The back of the book features drill worksheets with answer key and workbooks answer keys (reduced-size student pages with overlaid answers). 578 pages, softcover. Grade 1.