Registered Canadian non-profit · Courses: Grades 2–10
Learn.
Compete.
Win.
Weekly STEM courses, the Canadian Innovation Contests, and global olympiad pathways — for 8k+ students across 400+ schools globally.
🌱 New · free for Grade 2
Bloom Garden for Grade 2 — free forever.
A math course that feels like a garden game: 50+ lessons planned of picture puzzles with Professor Bloom and his garden friends, and three kinds of quizzes that adjust to your child. Honest daily work earns a scholarship toward the Grade 3 and 4 courses. Free — and we intend to keep it that way.
- ⭐ Adaptive Quiz
- ⚡ Mental Math
- 🐦⬛ Crow Challenge
Only prerequisite: basic addition and subtraction · also a great refresher for Grades 3–4
- 2,500+ medals won by CKSTEM students
- ~90% students earn medals each year
- Entry savings contest discounts for CKSTEM students
- 9–15 students per live class
2026–27 enrollment open
Year-round programs for ambitious students.
Eleven weekly classes across four tracks. Live instructors, 9–15 students per class, contest-grade content from week one. Pick your track — class times and the full schedule live on the courses page.
Math Problem Solving
Grades 3–8
Six weekly courses, one per grade. Contest-grade problems from week one — CKSTEM students receive contest entry discounts.
Middle School Explorer
Parallel track · Grades 6–8
For accelerated middle-schoolers who want depth and proofs alongside their grade-level MPS class. Olympiad-bound.
MHS
Grades 9–10
High-school problem solving and the olympiad track that built our IMO finalist. Entrance test placement.
English Language & Communication
Foundation → Senior
Reading craft, persuasive writing, and competition-grade essays — leading toward the Canadian Innovation Writing Contest.
Save 5% when a household enrolls in 2 or more courses · earned scholarship credit applies toward next year's courses.
Outstanding performance
90% of CKSTEM students earn medals.
In the Canadian Innovation Contests, only the top 10% of all participants earn medals. CKSTEM students consistently outperform — 9 out of 10 bring home a medal.
- IMO finalist alumnus Walked the full pathway from MPS to International Math Olympiad.
- CMO medalist Canadian Math Olympiad — one of the most selective math contests in the country.
- Six CIC contests run by CKSTEM Six subjects · 8,000+ students · 400+ schools.
Canadian Innovation Math Contest · 2026
Official solution walkthroughs. Mathematics of Compassion.
Every problem in the 2026 contest grew from an act of care — packing care kits for newcomer families, walking to a rescue centre, arranging flowers for seniors. Animated walkthroughs name the trick behind each one. Pause, try, then learn.
- Mental Math · Friendly Numbers · 6 videos
- Mental Math · Multiplication Tricks · 6 videos
- Mental Math · Divisibility Rules · 6 videos
- Mental Math · Percent Sense · 7 videos
- Substitution Arithmetic · 6 videos
- Chicken & Rabbit · 6 videos
- Excess & Shortage · 6 videos
- Working Backwards · 7 videos
- Gauss Technique · 6 videos
- Arithmetic Series · 6 videos
- Sequences & Series · 6 videos
- Gaps & Intervals · 5 videos
- Permutations and Combinations · 6 videos
- Stars and Bars · 6 videos
- Area Maze · 6 videos
- Geometry · Shape & Space · 7 videos
- Difference of Squares · 6 videos
- Graphs & Data Interpretation · 7 videos
- Optimization · Greatest & Least · 8 videos
What families say
Learn.Compete.Win.
Parents enroll for the curriculum. They stay because their child learns to face hard things, win on real stages, and treat setbacks as data — not defeat.
I discovered CKStem when I was looking for math enrichment for my then 4 year old math-loving son. He is now 6 and has competed in three of the Canadian Innovation Math Competitions as well as some international competitions that were proctored by Yogesh and his team. These have…
Featured video
The Changing Education Landscape — Interview with Prof. Po-Shen Loh.
Pick your class. Start in September.
Eleven weekly classes across Math (Grades 3–8), MSE Advanced, High School, and English. Live small-group instruction on Moodle at learn.competitivekids.org — 9–15 students, 75-minute sessions, real coaches.
A 5% Family Discount applies for households with 2 or more courses. Students earn scholarship credit through their work for next year's courses.
