Best ThinkUp! Alternatives in 2026
Taken from K-12 Curriculum Platforms, where ThinkUp! is listed too, in the same order.
- 1
8.5 Club scoreMobyMax
MobyMax is a learning platform for teachers working with K–8 students.
- Free plan
- Windows · macOS · Web · iPhone and iPad
- 2 8.2 Club score
EL Education Curriculum
EL Education Curriculum is a free, web-based Language Arts curriculum for grades K–8, designed for educators and schools.
- Free plan
- Open source
- Web · iPhone and iPad
- 3
8.1 Club scoreReading Eggs
Reading Eggs is an online reading program for children ages 2–13.
- Free trial
- Windows · macOS · Web · iPhone and iPad
- 4 7.8 Club score
Khan Academy
Khan Academy is a learning platform for independent learners, teachers, and parents, with free courses across core academic subjects for K–12 and early college.
- Free plan
- Web · iPhone and iPad · Android
- 5 7.8 Club score
CK-12 FlexBook 2.0
CK-12 FlexBook 2.0 provides free, customizable digital textbooks for K–12 subjects including science, math, and social studies.
- Free plan
- Web · iPhone and iPad · Android · Browser extension
- 6
7.6 Club scoreKiddom
Kiddom is a K–12 digital curriculum platform that combines curriculum, teaching tools, assessment, and learning intelligence.
- Free plan
- Web · iPhone and iPad · Android
- 7
7.6 Club scoreCornerstones Maestro
- Windows · macOS · Web · iPhone and iPad
- 8
7.5 Club scoreAmplify Classroom
Amplify Classroom is a free web platform for K–12 interactive lessons in math, literacy, and science.
- Free plan
- Web
- 9
7.5 Club scoreK12 Learning Solutions
K12 Learning Solutions provides online and blended education offerings for schools and districts, serving learners from Pre-K through grade 12.
- Windows · macOS · Linux · Web
- 10
7.5 Club scoreZearn Math
Zearn Math is a web-based learning platform for students in grades K–8, designed to accompany teacher-led instruction.
- Free plan
- Web
- 11 7.4 Club score
Illustrative Mathematics
Illustrative Mathematics provides IM Math, a problem-based core mathematics curriculum for transitional kindergarten through grade 12.
- Free plan
- Web
- 12 7.4 Club score
Oak National Academy
Oak National Academy provides free curriculum plans and teaching resources for schools, teachers, trusts, and pupils.
- Free plan
- Web · API
- 13 7.4 Club score
i-Ready Personalized Instruction
i-Ready Personalized Instruction is web-based supplemental and intervention software for Reading and Mathematics in Grades K–8.
- Windows · macOS · Web · iPhone and iPad
- 14
7.3 Club scoreEureka Math
Eureka Math is a mathematics curriculum for Prekindergarten through Grade 12, designed to build connected understanding and explain why mathematical methods work.
- Free plan
- Web
- 15 7.2 Club score
OpenSciEd
OpenSciEd provides free, NGSS-aligned science curriculum materials and professional learning support for educators.
- Free plan
- Web
- 16 7.1 Club score
CENTURY
CENTURY is a web-based learning platform for schools, home learning, and post-16 education.
- Free trial
- Web
- 17
7.1 Club scoreCommon Sense Digital Literacy & Well-Being Curriculum
Common Sense Digital Literacy & Well-Being Curriculum is a free web curriculum that helps teachers build digital literacy skills with students from kindergarten through…
- Free plan
- Web
- 18 7.1 Club score
Reveal Math
Its approach uses productive struggle, rich tasks, inquiry, and mathematical discourse to develop conceptual understanding.
- Web · iPhone and iPad · Android
- 19 7.1 Club score
Waggle Math
Waggle Math provides personalized math instruction and practice for students in kindergarten through grade 8.
- Web · iPhone and iPad · Android
- 20
7.1 Club scoreLexia Core5 Reading
Lexia Core5 Reading provides adaptive reading instruction for students from pre-K through fifth grade.
- Windows · macOS · Web · iPhone and iPad