Shop Our Huge Selection · Fast Shipping · Deals of the Day · Shop Best SellersTextbook rentals: eTextbook rental help · Your rental cart · Manage your rentals. Award-winning · Classroom-tested · Easy-to-use · Teaching ToolsThis site is a teacher's paradise! – The Bender Bunch.Sep 1, · Spectrum Algebra helps students apply essential math skills to everyday life! The lessons strengthen math skills by focusing on factors and fractions, equalities and inequalities, functions, graphing, proportion, interest, and more!. Help your child ramp up middle-school math skills with the Spectrum® Algebra eBook!• This page downloadable resource provides sequenced instruction, practice, and reinforcement for grades 6 to 8, helping your child to develop problem-solving math skills they can build on.•. Apr 29, · Spectrum Algebra includes lessons, perfect for students in grades , that strengthen math skills by focusing on factors and fractions, equalities and inequalities, functions, graphing, proportion, interest, and more.