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Derivita for Illustrative Mathematics

IM raises the bar for core math instruction.
Derivita helps every student meet it.

Illustrative Mathematics is built for deep conceptual understanding and a coherent mathematical story. Derivita carries that story further, with aligned practice, matching rigor, and the tools that make IM work for every learner in every classroom.

+13
Percentile points per question added daily
In an independent ESSA Level III study, greater daily practice with Derivita was associated with higher math performance: for a Grade 8 student at the median, about a 13 percentile point higher score (50th to ~63rd) per additional question per day (effect size b = 0.34). Correlational; outcome measured on Derivita's own assessment.
85%+
License utilization, vs. 10–15% industry average
Natively integrated in your LMS, so teachers and students actually use it.
9 to 1
Teachers choose Derivita over static IM problems
In IM districts, teachers assign Derivita questions about nine times as often as the static practice set.
The Complement Story

IM is brilliant at building mathematical understanding. Derivita is built to go there with it.

IM lessons are intentionally lean, with roughly 7 to 15 practice problems each, because the goal is conceptual depth. But students who need another pass, a different entry point, or more procedural fluency practice do not have anywhere to go.

Derivita fills that gap without leaving IM's pedagogical vision behind. Our content follows IM's coherent storyline, matches its level of conceptual rigor, and multiplies practice opportunities, all within the same mathematical story IM is already telling.

The Practice Gap, Visualized
  IM's built-in practice set
  Practice teachers actually assign with Derivita
What Teachers Tell Us

"IM is exactly how I want to teach, but I need more problems when my students need another attempt. Derivita gives me that without abandoning what makes IM special."

Secondary Math Teacher, IM District
The Three Pillars of Rigor

IM weaves three kinds of rigor. Derivita reinforces all three.

IM deliberately balances conceptual understanding, procedural fluency, and application. It leans hardest on concept and application, which is exactly where it is strongest, and comparatively lighter on repetitive procedural practice. Derivita backs all three, with extra depth right where IM leaves teachers reaching for more.

Conceptual Understanding
Why the math works
IM Emphasis
 
Derivita Support
 

Worked solutions explain the reasoning behind each step, not just the answer, building the understanding IM is after.

Procedural Fluency
Doing the math accurately
IM Emphasis
 
Derivita Support
 

Randomized, robust practice closes IM's lightest area, so students who get stuck on the calculation get the reps they need.

Application
Using math in context
IM Emphasis
 
Derivita Support
 

Context-rich, open-ended questions keep students reasoning and applying, with feedback that responds to their thinking.

Relative emphasis shown for illustration. Derivita supports all three pillars, with the most lift where IM is intentionally lean.

Inside the IM Lesson

Derivita fits the lesson you already run

The IM lesson follows a predictable arc. Derivita plugs into it without changing how you teach, supporting the warm-up, the practice, and the cool-down while leaving the teacher-led synthesis right where it belongs.

Warm-up
Activate prior knowledge

Bell ringers and distributed-practice questions reach back to prior units, the way IM intends.

Activities
Investigate and discuss

Pull a rich task on the fly for whole-class discourse with SpotCheck. The teacher leads; Derivita serves the math.

Synthesis
Teacher connects ideas

This moment is yours. Derivita stays out of the way so you can tie student thinking to the day's goal.

Cool-down
Check understanding

Auto-graded formative checks with targeted feedback, so you see what each student knows before they walk out.

What Makes It Different

Four things IM teachers notice right away

 
Aligned to IM's Coherent Storyline

Our content follows IM's coherent progression and its distributed practice, so concepts return at a higher level of complexity the way IM builds them. Students experience the same mathematical narrative, with the practice volume IM leaves out.

 
Solutions That Explain the Why

Worked solutions go beyond steps, pulling in the logic and concepts students need to build understanding the way IM builds it. Students see the reasoning that makes each answer make sense. We are the only platform with dynamic worked solutions like these.

 
Teacher-Led

Most adaptive platforms take over instruction and route students into separate streams. Derivita is built for teacher-guided classrooms. It supports the Five Practices, giving teachers the flexibility to pull rigorous tasks in real time based on where the discussion goes.

 
Students Write Real Mathematics

IM asks students to construct and communicate mathematical ideas in their own words. Derivita's CAS lets them enter real expressions and notation, accepts mathematically equivalent answers, and responds to their actual thinking instead of rejecting a correct answer over formatting.

Built for Real Math

We grade the math. The formatting doesn't matter.

IM treats math as something students construct and communicate. A platform that rejects a correct answer because of a stray space or an alternate notation teaches students to please the software instead of learning the math.

Derivita's CAS recognizes mathematically equivalent answers and multiple valid notations. Geometry pushed us to extend the engine further, so a student can name an angle more than one way and still be understood, just as their teacher would on paper.

All Accepted as Correct
Naming the same angle
∠ABC ∠CBA ∠B
Writing the same line
y = 2x + 1 2x - y + 1 = 0 y - 1 = 2x

One input field. The CAS reads what the student means, then gives feedback on the math, not the format.

For District Leaders

Reduce the adoption lift.
Keep the rigor.

IM is a significant shift for teachers. It is incremental, conceptual, and demanding in the best way, and it delivers when teachers have the runway to master it. Derivita lightens that load by automating data work, extending practice, and supporting the instructional model teachers are building. The goal is more room to reach the same rigor.

PLC data, aggregated automatically

Common assessment results roll up for the team on their own. PLCs spend their time on instructional decisions, which is how new teachers grow fastest.

Hours returned to teaching

Grading, question-finding, and grade syncing run inside your LMS. Derivita's own research found a 28% reduction in teacher workload, time that goes back into mastering the IM model.

Independent Research
ESSA Levels III & IV
 

Derivita holds some of the highest tiers of ESSA evidence in supplemental ed-tech, from third-party studies, not vendor-reported data. In the Level III study, greater daily engagement with Derivita was associated with meaningfully higher math performance: an effect size of b = 0.34, or about a 13 percentile point higher score per additional question per day for a student at the median. The study is correlational and measured on Derivita's own assessment. For districts investing in IM, Derivita is an evidence-backed way to support that commitment. View our evidence

Better outcomes, the same IM vision.

Bring Derivita to your IM adoption. We will extend the curriculum you already chose, match its rigor, and give your teachers room to do their best work.

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