Complete a lab step when you are ready.
Build the math underneath the math.
Strengthen the skills that make grade-level work possible. Start with a quick check, learn with clear visual models, practice with feedback, and prove mastery when you are ready.
- Age-respectful
- Visual models
- Immediate feedback
- Saved on this device
Everything is here. Start with only what you need.
Students get one calm next step. Teachers can plan sessions and see the complete instructional system.
My private progressStreaks, personal bests, milestones, and optional goals
My Momentum
Progress is compared only with your own earlier work. There are no rankings and no speed-based competition.
Your next completed step will set a starting point.
Master your first lab to reach this milestone.
Choose a goal only if it helps you focus.
Operations Lab
Let’s find the right starting point.
Answer eight questions from a fresh randomized form. This is not a grade—it helps choose the best route.
See the math clearly.
Move through three focused models, then continue when the structure makes sense.
Build accuracy one decision at a time.
Use a hint when needed. Feedback explains the reasoning after every answer.
Show what you know without hints.
Score 80% or higher to master this lab. You can retry whenever you are ready.
Ready for the check?
Eight mixed questions · No hints · Results at the end
Twenty-three labs—from core foundations to grade-level bridges.
Every lab follows the same predictable learning cycle, so students can focus on the mathematics instead of learning a new interface.
Number Sense Lab
Place value, comparing, ordering, and rounding whole numbers.
Let’s find the right starting point.
This is not a grade. Answer eight questions from a fresh randomized form so the lab can recommend the right route.
See how place value controls a number.
Move through three visual models. Say the number, notice the value of each digit, and use the structure to compare or round.
A digit’s position gives it value.
In 47,382, the 7 is in the thousands place. Its value is 7,000—not just 7.
Compare from the greatest place first.
Line up the digits. Move left to right until one place is different.
Rounding asks which benchmark is closer.
Move the number and watch its nearest ten update. The midpoint belongs to the higher ten.
46 is past the midpoint, so it is closer to 50.
Build accuracy one decision at a time.
Feedback appears after every answer. Use a hint when you need one; it will not count against you.
Show what you know without hints.
Score 80% or higher to master Number Sense Lab. You can retry with a fresh question order.
Ready for the check?
Eight mixed questions · No hints · Immediate results at the end
Know where you are—and what comes next.
Check
A short, low-pressure skill check identifies the best starting point.
Learn
Visual models and clear language make abstract ideas easier to see.
Practice
Immediate feedback corrects misunderstandings before they become habits.
Master
A focused check confirms readiness before the student moves forward.
Use supports that reduce barriers—not expectations.
Open age-respectful reference tools, printable charts, visual models, and classroom accommodation ideas.