Where math finally clicks.
Practice real, curated problems, Grade 7 through AP Precalculus, plus AMC 8. When a multi-step problem trips you up, photograph your work. Flax finds the exact wrong step and fixes the gap underneath it.
Grade 7 Math
Grade 8 Math
Algebra 1
Algebra 2
AP Precalculus
AMC 8
your work · on paper
4(x - 2 + y)
= 4x - 8
- 4y
Coach found it on line 2
The minus never distributed to the y. It should be + 4y, not − 4y.
2-min refresher · distributing a negative
GUIDED LESSONS · EVERY COURSE
Lessons that teach with you, not at you.
Flax turns each topic into a guided conversation. Students answer one manageable question, get immediate feedback in plain language, and keep building until the idea makes sense.
One clear step at a time
Short explanations and focused questions keep a hard topic from feeling overwhelming.
Help that adapts to the answer
Hints and follow-up questions respond to what the student understands right now.
Understanding before moving on
Every lesson checks the idea in context, not just the final answer.
Guided lesson
Distributive property
3 of 7
NOTICE
Start with what is happening to the group.
What should we do first?
3(x + 4) = 27
Divide both sides by 3
Exactly.
Dividing by 3 leaves x + 4 = 9. Now the variable is one step away.
YOUR NEXT STEP
x + 4 = 9
Hint ready
Try a guided lesson
How it works
Practice, get stuck, then get un-stuck on the exact thing you missed.
01
Practice a skill
Work through hand-picked problems, Grade 7 through AP Precalculus, plus AMC 8. Every question is written by hand and arranged in an easy → medium → challenge ladder.
02
Get stuck? Scan it
Missed a multi-step problem? Snap a photo of your actual paper. Flax reads your work line by line and finds exactly where your logic slipped.
03
Fix the real gap
You're routed to a short lesson on the foundational skill underneath the mistake, so the next attempt goes differently.
ADAPTIVE PRACTICE
Remembers what you forgot
Once Flax spots a weak spot, it works matching questions back into your normal practice, so the gap gets tested in context instead of becoming a separate drill you'll want to skip.
Mastery that sticks
Building
Mastered
Crowned
Spaced-repetition reviews bring each skill back right before you'd forget it.
DIFFICULTY LADDER
Every skill, ladder-style
Each lesson steps up easy → medium → challenge, so you're never just guessing at the difficulty.
YOUR PROGRESS
Watch your course fill in
Every skill you master lights up your map, so you can watch the whole course fill in. Switch courses any time; your mastery and streaks come with you.
No auto-generated filler
Every question is hand-written and checked by a person, across a real curriculum of 6 courses.
13,800+
Hand-written questions
615
Curriculum skills
697
Foundation skills beneath them
6
Courses
Simple pricing
Free right now. A school or homeschool plan when you need one.
Free beta
Available now
$0
Everything in Flax, free right now.
Enterprise
Custom
For schools and homeschool co-ops. Multiple students, one plan.
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