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Learning & Education

Best K-12 Curriculum Platforms in 2026

K-12 curriculum platforms bring together learning materials and classroom supports across grades and subjects. Compare grade band, subject scope, and standards alignment with built-in assessments and teacher tools to consider curriculum fit.

  1. 01 CK-12 FlexBook 2.0

    FlexBook 2.0 suits K–12 educators and students who want customizable digital textbooks with lessons, practice, and interactive materials.

    Free plan Web · iOS · Android · Browser extension
    8.9 Visit Specs
  2. 02 EL Education Curriculum

    It suits K–8 educators, instructional coaches, and school leaders seeking standards-aligned language arts materials with teacher tools and assessments.

    Free plan Open source Web · iOS
    8.9 Visit Specs
  3. 03 MobyMax

    MobyMax suits teachers, administrators, parents and students, including homeschool families, working across K–8 learning.

    From $0.58/mo Free plan Web · Windows · macOS · iOS
    8.9 Visit Specs
  4. 04 Cornerstones Maestro
    From £1/mo Web · Windows · macOS · iOS
    8.8 Visit Specs
  5. 05 Reading Eggs

    It suits families seeking structured reading lessons and progress reporting for children ages 2–13.

    From $8.33/mo Free trial Web · Windows · macOS · iOS
    8.6 Visit Specs
  6. 06 Eureka Math

    It suits schools and educators seeking a standards-aligned, single-subject mathematics curriculum with teacher tools, assessments, professional development, and LMS or rostering integrations.

    Free plan Web
    8.4 Visit Specs
  7. 07 Amplify Classroom

    It suits K–12 educators looking for interactive lessons and tools to review student work during class.

    Free plan Web
    8.3 Visit Specs
  8. 08 Khan Academy

    Khan Academy suits learners, parents and teachers looking for courses, practice or classroom tools.

    From $0.83/mo Free plan Web · iOS · Android
    8.3 Visit Specs
  9. 09 CENTURY
    From £12.49/mo Free trial Web
    8.2 Visit Specs
  10. 10 K12 Learning Solutions
    Web · Windows · macOS · Linux
    8.1 Visit Specs
  11. 11 OpenSciEd

    OpenSciEd is for educators seeking adaptable science materials and related professional learning across elementary, middle and high school.

    Free plan Open source Web · API
    8.1 Visit Specs
  12. 12 i-Ready Personalized Instruction
    Web · Windows · macOS · iOS
    8.0 Visit Specs
  13. 13 Common Sense Digital Literacy & Well-Being Curriculum

    It suits K–12 schools, districts, teachers, and administrators seeking a free, multi-subject digital-literacy curriculum.

    Free plan Web
    7.9 Visit Specs
  14. 14 Reveal Math

    Reveal Math suits schools teaching mathematics from kindergarten through grade 12 that need print, digital, assessment, and differentiation resources.

    From $5.43/mo Web · iOS · Android
    7.9 Visit Specs
  15. 15 Amira Learning
    Web · Windows · macOS · iOS
    7.8 Visit Specs
  16. 16 Education Perfect
    Free trial Web
    7.7 Visit Specs
  17. 17 Illustrative Mathematics

    IM Math suits schools and districts seeking a standards-aligned K–12 mathematics curriculum with free online access and printable materials.

    Free plan Web
    7.6 Visit Specs
  18. 18 Imagine Learning

    Imagine Learning is aimed at K–12 educators, administrators, and families seeking curriculum and related instructional services.

    Web · Windows · macOS · iOS
    7.5 Visit Specs
  19. 19 Kiddom

    Kiddom is aimed at K–12 districts strengthening core instruction and supports teachers, instructional coaches, and administrators.

    From $2.25/mo Web · iOS · Android
    7.5 Visit Specs
  20. 20 Oak National Academy

    Oak suits teachers, schools, trusts, and pupils seeking curriculum-aligned materials across primary and secondary key stages.

    Free plan Web · API
    7.5 Visit Specs
  21. 21 Edmentum Courseware
    Web · iOS · Android
    7.4 Visit Specs
  22. 22 Lexia Core5 Reading
    Web · Windows · macOS · iOS
    7.3 Visit Specs
  23. 23 Savvas One
    Web
    7.3 Visit Specs
  24. 24 Zearn Math

    It is designed for K–8 students and educators using digital lessons with teacher-led math instruction.

    Free plan Web
    7.3 Visit Specs
  25. 25 Sparx Maths
    Free trial Web
    7.1 Visit Specs
How this list is ordered. Specifiction scores each tool on how fully its maker documents it, whether its prices are published, where the research puts it, the platforms it runs on and whether it can be tried for free (how we rank). Makers can also buy a numbered place (how Specifiction is paid for).

LMS integration and offline access may matter for how educators and students use the platform. Free-plan availability and paid-from pricing add useful context on access and cost. MobyMax, Khan Academy, and OpenSciEd are among the entries; weigh their listed details against the grade levels, subjects, and classroom needs you want to address.

Compare CK-12 FlexBook 2.0 and EL Education Curriculum Get a place on this list

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