China-friendly mirror (cn.improject.org). YouTube may fail on some mainland networks — other resources still work. Global site

Mainland mobile carriers often block or throttle Cloudflare Workers. Reliable phone access needs China CDN (e.g. EdgeOne) and ICP备案 — this mirror is not yet listed on beian.miit.gov.cn.

News
New · Foundation CIE Core slides + packs · Angles, Area, Averages, Algebra, Equations, Graphs, Polygons, Ratio, Similar Shapes, Simultaneous Eqns, Speed & Travel, Data graphsNew · LS Topic videos (IMProject) · Similar Shapes, Speed & Travel, Ratio, Polygons, Averages, Area, Straight-line Graphs, Angles, Graphs of Data, Simultaneous Eqns, Solving Equations, Basic Algebra, PythagorasFoundation packs · YouTube lesson slots linked on matching CIE Core slides (3 Nov 2026)Worked exam catalogue · 384 videosCIE 291 · IB 44 · Pearson 49New walkthrough · CIE 0606/21 O/N Q12 — Velocity vectors; time of collisionVideo catalogue updated · 3 Nov 2026New · Foundation CIE Core slides + packs · Angles, Area, Averages, Algebra, Equations, Graphs, Polygons, Ratio, Similar Shapes, Simultaneous Eqns, Speed & Travel, Data graphsNew · LS Topic videos (IMProject) · Similar Shapes, Speed & Travel, Ratio, Polygons, Averages, Area, Straight-line Graphs, Angles, Graphs of Data, Simultaneous Eqns, Solving Equations, Basic Algebra, PythagorasFoundation packs · YouTube lesson slots linked on matching CIE Core slides (3 Nov 2026)Worked exam catalogue · 384 videosCIE 291 · IB 44 · Pearson 49New walkthrough · CIE 0606/21 O/N Q12 — Velocity vectors; time of collisionVideo catalogue updated · 3 Nov 2026

Pricing

Student & teacher plans

Free signup unlocks your mark book, saved progress, and revision tools. Browse worksheets, topic summaries, and videos without paying.

Students

Revision, question bank practice, mark book, and personal AI practice.

Student Free

US$0

USD · free

forever · light ads help host the site

Question bank practice, revision calendar, and mark book — free. Create an account to save marks and progress.

  • Question bank practice (no AI cost)
  • Revision calendar & mark book
  • Free account saves marks and progress
  • AI textbook chapters with account
  • Supported by AdSense
Create free account

Teachers

Classroom tools — starters, test maker, resources. Higher AI for lesson prep.

Teacher Free

US$0

USD · free

forever · light ads help host the site

Classroom hub, starters, and resource browsing — free. Create an account for classroom tools and progress.

  • Teacher resource hub
  • Lesson starters & test maker
  • Free account saves marks and progress
  • AI textbook chapters with account
  • Supported by AdSense
Create free account

Free accounts stay open for marks and progress. Light ads help host the site.

Back to home
Pricing | International Maths Project