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✉ keenan.edu@proton.meMath 2.0 Skill Builder @ MobyMax

I authored curriculum for MobyMax’s Math 2.0 Skill Builder, contributing to the redesign of the company’s flagship K–8 math product. My work focused on creating clear, visually grounded instructional and assessment items that aligned to Common Core standards and supported adaptive learning pathways.
Math 2.0 Skill Builder delivers targeted practice through thousands of standards‑aligned problems. I authored content across multiple grade levels, designing problem flows, visual scaffolds, and feedback that supported conceptual understanding and procedural fluency.
I authored content across a wide range of standards, including:
Below are representative examples of the problem types I authored, showing how visual scaffolds, clear prompts, and targeted feedback support learner understanding.

Curricular design and assessment set
MobyMax
For this strand, I scoped and structured the foundational skills behind radius, diameter, and circumference, the first circle‑specific measurements students encounter in Grade 7 geometry. I defined the conceptual targets, constraints, and specifications for problem types that introduce each term, clarify their relationships, and build spatial understanding without prematurely invoking formulas or π.
My work included mapping the instructional arc for the strand, identifying common misconceptions, and designing problem types that ground students in precise vocabulary, visual reasoning, and the connections between these measurements and perimeter concepts from earlier grades. I authored exemplar problem sets that emphasize clarity, accurate spatial interpretation, and readiness for subsequent strands on circumference and area.
Sample instructional outline