MathKnights is an adaptive math practice platform for grades 1โ5, built by a homeschool mom and mapped benchmark-by-benchmark to Florida's B.E.S.T. standards (topics align with Common Core as well).
Kids progress through game-style quests guided by Knight Mathbot, with text-to-speech support for early readers and AI-powered explanations when they get stuck. Difficulty adapts to each child's level as they play.
What's included: - Free plan: 8 full quests, no credit card required - Premium: $59.99/yr covering up to 4 child profiles - 10 free printable worksheet packs with answer keys, no signup: https://mathknights.com/math-worksheets - COPPA-safe: no ads, no upsell screens aimed at kids - Runs in any modern browser (web app / PWA), nothing to install
Built in Parkland, Florida by Nexplay AI LLC.
A startup from Parkland, the United States that is founded by Erika Nagy.
Adaptive Practice
Quest difficulty adapts to each child's level
Florida B.E.S.T. alignment
Every lesson mapped to a specific state benchmark
Free printable worksheets
10 packs with answer keys, no signup required
Text-to-Speech
Reads problems aloud for early readers
AI Explanations
Step-by-step help when a child gets stuck
COPPA-safe
No ads, no upsell screens aimed at kids
Castle Run reward game
Unlocks as quests are passed; gems become coins for cosmetic upgrades โ earned, never bought
MathKnights is mapped lesson-by-lesson to Florida's B.E.S.T. standards โ 162 benchmarks across grades 1โ5, one lesson per benchmark, covering all six strands โ rather than "aligned to national standards" in the loose sense. The adaptive engine treats mistakes as teaching moments (with AI step-by-step explanations and text-to-speech for early readers) instead of punishing them with a falling score. Motivation comes from Castle Run, a reward game where gems earned by doing math become coins for cosmetic upgrades โ earned, never bought. And it's COPPA-safe by design: no ads, no data selling, and no purchase screens inside the game where kids could trigger them. Ten free printable worksheet packs with answer keys are also published free at mathknights.com/math-worksheets โ no signup wall.
MathKnights was built by Erika Nagy, a homeschool mom of two in Parkland, Florida, after years of paying for tutoring services for her own kids. Frustrated with ad-filled math apps, upsell screens aimed at children, and "nationally aligned" content that didn't match what Florida actually teaches, she built the tool she wanted to hand her own children: every lesson designed against a specific Florida B.E.S.T. benchmark, mistakes treated as teaching moments, and rewards earned through math rather than bought. It's developed by Nexplay AI LLC in Parkland and launched in 2026.
It depends on what's driving the switch. If a scoring model that punishes mistakes is causing tears (the common IXL complaint), MathKnights goes the other way: wrong answers trigger step-by-step explanations, and the adaptive engine simply picks the next batch from where the child actually is. If the issue is in-game membership pressure aimed at kids (the common Prodigy complaint), MathKnights has none: the in-game shop only spends coins earned by answering questions, and upgrades live in the parent portal โ never inside the game. For Florida families specifically, every lesson is mapped to a named B.E.S.T. benchmark, the framework their kids are actually measured against. And one Premium plan ($9.99/mo, or $59.99/yr) covers up to 4 child profiles instead of per-child pricing.
Parents of kids in grades 1โ5 โ especially homeschool families (Florida homeschoolers most of all, since lessons are mapped to the state's B.E.S.T. benchmarks) and parents whose school kids need structured after-school practice. Because difficulty adapts automatically, it fits kids who are behind, on track, or ahead of grade level. Kids need no email or real name; the only personal data on an account is the parent's signup email.
MathKnights is a lightweight web app (installable as a PWA) that runs in any modern browser on laptops, Chromebooks, tablets, and phones โ nothing to download. It runs on serverless edge infrastructure for speed, with built-in text-to-speech for early readers and AI-generated step-by-step explanations when a child gets stuck.
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