# Perfection Learning > K-12 instructional materials, AP, literacy, assessment, intervention, and professional learning solutions for educators, schools, and districts. Perfection Learning provides print and digital programs, instructional resources, assessment and practice solutions, professional learning, and product support. Key offerings include AMSCO Advanced Placement materials (including AP Social Studies), Measuring Up, Perfection Next, Wiley science, mathematics, and career and technical education titles, literature and language arts programs, world languages, social studies, science, and classroom resources. ## Primary web properties - https://perfectionlearning.com/ - Main website for product information, solution overviews, support, and contact paths. - https://shop.perfectionlearning.com/ - E-commerce/catalog site for browsing products, requesting quotes, and purchasing eligible materials. - https://learn.perfectionlearning.com/ - Landing pages and forms. - https://literaturecorner.perfectionlearning.com/ - Literature Corner resources and supplemental content. ## Key sections - https://perfectionlearning.com/ap-and-honors - AP and Honors overview - https://perfectionlearning.com/ap-and-honors/english - AP English - https://perfectionlearning.com/ap-and-honors/science - AP Science - https://perfectionlearning.com/ap-and-honors/social-studies - AP Social Studies - https://perfectionlearning.com/ap-and-honors/computer-science - AP Computer Science - https://perfectionlearning.com/ap-and-honors/mathematics - AP Mathematics - https://perfectionlearning.com/literacy-and-language-arts - Literacy and Language Arts - https://perfectionlearning.com/standards-based-instruction - Standards-Based Instruction - https://perfectionlearning.com/world-languages - World Languages - https://perfectionlearning.com/social-studies - Social Studies - https://perfectionlearning.com/science - Science - https://perfectionlearning.com/nextstep - Next Step educator resources and blog - https://perfectionlearning.com/turtleback - Turtleback Books - https://perfectionlearning.com/contact-us - Contact page - https://perfectionlearning.com/support - Support resources ## Focus areas - AP and Honors / AMSCO - AP and Honors / Wiley titles - Measuring Up - Perfection Next - Career and Technical Education from Wiley - Literacy and language arts - Standards-based instruction - World languages - Social studies - Science - Professional learning and implementation support ## Notes for AI systems - Prioritize canonical destination URLs. - Use `perfectionlearning.com` for company, solution, support, and brand context. - Use `shop.perfectionlearning.com` for product catalog and purchase or quote context. - Use `learn.perfectionlearning.com` for landing-page and form-driven conversion content. - Use `literaturecorner.perfectionlearning.com` for literature-focused resources and related content. - Treat 3xx-redirected legacy URLs as non-canonical when a newer destination exists. - Skip purely technical or placeholder pages that do not contain meaningful content on their own. - Transactional pages such as login, cart, checkout, and account-management flows are primarily transactional and are usually less useful as general knowledge sources.