Zearn Math
Product by Zearn
The Bottom Line
Yes. Zearn Math effectively builds foundational math skills through a Concrete-Pictorial-Abstract progression. The platform grounds instruction in cognitive science by requiring mastery-based progression and providing real-time scaffolding. While The Learning Standard has not yet formally evaluated its long-term efficacy, its design firmly aligns with evidence-based learning principles.
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Pros
- Utilizes a Concrete-Pictorial-Abstract progression to build deep conceptual understanding before introducing standard algorithms.
- Enforces mastery-based learning by requiring a perfect score on lesson quizzes before allowing progression.
- Employs immediate, targeted scaffolding during guided practice to address misconceptions in real-time.
- Provides interleaved practice to build procedural fluency alongside new concept acquisition.
Cons
- The strict 100% mastery requirement can cause frustration for students who make minor calculation errors.
- Heavy reliance on video-based instruction may reduce active engagement for students with attention difficulties.
- Independent pacing without direct teacher oversight can lead to isolated struggle on difficult concepts.
What Do We Know About Zearn Math?
Zearn Math is a highly effective tool for teaching K-8 math because it forces students to master concepts before moving forward. Your child cannot simply guess their way through lessons. The program requires active participation through interactive video instruction and practice sets. If your child struggles with a concept, the app pauses and provides personalized scaffolding to correct the misunderstanding immediately. This prevents the cementing of incorrect mathematical procedures. Cognitive Science Application: The platform relies heavily on the Concrete-Pictorial-Abstract method. Your child will first manipulate digital blocks, then move to drawings, and finally solve standard equations. This builds deep mathematical schemas rather than rote memorization. Potential Pitfalls: However, you should monitor your child's frustration levels. Because the app requires a perfect score to advance, minor typing or calculation errors can trigger repeated lessons. While The Learning Standard has not formally evaluated Zearn Math yet, its architecture aligns closely with proven cognitive science principles like spaced retrieval practice and mastery progression. It works best when you or a teacher contextualize the digital lessons with offline discussions.
How Does Zearn Math Work?
Zearn Math uses a mastery-based progression model with guided video instruction followed by structured practice sets. Your child begins each session with a fluency warmup designed to activate prior knowledge through retrieval practice. Next, they enter a guided lesson where a teacher explains a new concept via video. The video pauses frequently, requiring your child to solve interactive problems before the instruction continues. This forces active processing and prevents passive watching. Instructional Sequence: The platform utilizes a Concrete-Pictorial-Abstract sequence. Students manipulate digital objects to represent math physically, transition to visual models like number bonds, and finally use abstract numbers and symbols. When your child makes an error, the system provides immediate, corrective feedback and adjusts the difficulty of the next question. To finish a lesson, your child takes an independent quiz. They must score 100% to unlock the next topic. If they fail, they receive additional scaffolding and must try again.
Strengths and tradeoffs of Zearn Math
Zearn Math's biggest strength is its rigorous adherence to mastery learning, while its biggest weakness is the potential for student frustration due to its strict advancement requirements. Mastery-Based Progression: The platform excels at ensuring foundational understanding. By requiring perfect scores on exit tickets, it prevents students from advancing with dangerous knowledge gaps. Concrete-Pictorial-Abstract Instruction: The use of visual and digital manipulatives deeply aligns with cognitive load theory. By moving from physical representation to abstract symbols, the app helps build robust mental models of complex math concepts. Immediate Feedback: Real-time scaffolding during practice sets acts as a digital tutor. It interrupts incorrect procedures immediately, which learning science shows is critical for preventing the automation of errors. Lack of Flexibility: The strict advancement gates can be overly rigid. A student who understands a concept but makes a minor arithmetic or data-entry error must repeat the evaluation. Video Reliance: While interactive, the heavy use of video instruction demands sustained attention that may challenge younger learners or those with specific cognitive needs.
Who Might Benefit From Zearn Math?
Zearn Math is best for K-8 students who need highly structured, step-by-step instruction to build conceptual math understanding alongside standard classroom teaching. The platform serves as an excellent intervention tool for children who have developed gaps in their mathematical knowledge. Because of its mastery requirements, it forces students to slow down and prove their competence. It is highly effective for classrooms utilizing a blended learning model, allowing teachers to work with small groups while others progress independently. However, students who suffer from high math anxiety may need additional adult support to navigate the strict advancement gates.
Data Transparency
Does Not Meet Data Transparency Standard
Zearn Math does not meet our data transparency standard. Its privacy policy does not reference COPPA and does not reference FERPA.
24 of 35 checks passed
Evaluated April 2026
View privacy policy →View all 35 checks
Parent Access6/8
Does the policy mention parents specifically?
“If you are a parent or legal guardian of a child under 13, you have the right to...”
Can parents view their child's data?
“right to (1) review the personal information we have collected from your child”
Can parents modify their child's data?
“contact your child’s school or district, which may access and manage your child’s information”
Can parents delete their child's account?
“right to... (2) request deletion of that information”
Is there a dedicated Children's Privacy section?
“Children’s Privacy Zearn is designed to be used by students in grades K-8”
Does it reference COPPA compliance?
“COPPA compliance is not explicitly referenced in the policy text.”
Does it reference FERPA compliance?
“FERPA compliance is not explicitly referenced in the policy text.”
Is parental consent required for child accounts?
“Zearn only collects information about students when it is provided by a parent or educator.”
Data Portability2/5
Can users access their personal data?
“You may review or change the information you have provided about yourself within your account settings.”
Can users download/export their data?
“The policy does not explicitly mention exporting or downloading user data.”
Is there a self-service data access tool?
“You may review or change the information you have provided about yourself within your account settings.”
Is a specific data format mentioned for export?
“No specific data format for export is mentioned.”
Is there an API for data access?
“API access for data retrieval is not mentioned.”
Data Minimization2/6
Is data collection itemized?
“we may collect the following information: first and last name, a unique student identifier, log-in”
Can the app be used without a real name?
“The policy explicitly collects 'first and last name' without mentioning a pseudonym option.”
Can the app be used without an email?
“The policy requires educators to provide an 'email address' during registration.”
Does it state collection is limited to what is necessary?
“We do not collect student information to amass a personal profile... other than to deliver our Services.”
Is IP address anonymized or truncated?
“The policy mentions collecting IP addresses but does not state they are anonymized or truncated.”
Is location tracking explicitly excluded?
“The policy does not explicitly exclude location tracking.”
Third-Party Protection7/7
Does it explicitly state no selling of data?
“We do not ever sell or rent your information.”
Are third-party providers named?
“hosted by our third-party service provider, Heroku Enterprise (Heroku)”
Are providers contractually restricted?
“Our third parties are legally obligated to keep your personal information confidential and use it only”
No-targeted-advertising commitment?
“We do not display third-party advertising, contextual advertising, behavioral advertising”
Is AI/ML data sharing addressed?
“Some of our third parties utilize Artificial Intelligence (“AI”) features... We will not share student PII”
Child-specific sharing restriction?
“We may share student information with third-party service providers... legally obligated to keep confidential”
Cookies/tracking limited or opt-out?
“You may reject cookies... Zearn does not track its users across third-party websites”
Deletion & Retention4/5
Can users delete their account?
“You may request deletion of your account data earlier by contacting us at privacy@zearn.org.”
Self-service deletion mechanism?
“Deactivation is self-service, but data deletion requires contacting privacy@zearn.org.”
Specific data retention timeline?
“retain deactivated account data for a period of 180 days... anonymize student accounts with no log-in”
Auto-deletion of inactive accounts?
“On January 15 of each year, we will anonymize student accounts with no log-in activity over 18 months.”
Post-deletion handling described?
“anonymize the student’s information by removing all personal identifiers... We do not re-identify data”
Advertising3/4
Advertising model explicitly disclosed?
“Zearn Math does not display third-party advertising. Zearn also does not use PII for marketing.”
Free from third-party advertisements?
“Zearn Math does not display third-party advertising.”
Children excluded from ad targeting?
“We do not display... targeted advertising to students.”
Ad-free option available?
“The app is strictly ad-free, so a separate 'ad-free option' is not offered or applicable.”
What This Means
The policy review did not meet our data transparency standard. The checks above show the documented findings and unknowns. A missing statement does not establish how the app handles data in practice.
About this evaluation: Based on automated analysis of Zearn Math's privacy policy using the Common Sense Privacy Program framework. Results describe the policy disclosures we assessed; unknown checks are excluded from scores. Privacy policies can change. This review reflects the version we analyzed and does not determine legal compliance.
Sources and review method
TLS combines product information and editorial analysis to explain how Zearn Math works, its tradeoffs, and the questions to ask before choosing it. Product features, an instructional rationale and evidence of learning outcomes are different kinds of information.
Formal Learning Standard assessment: not yet completed. Data Transparency findings are reported separately and do not establish learning effectiveness. Read our methodology.
Frequently Asked Questions About Zearn Math
Is Zearn Math free?
Yes, Zearn Math is completely free for individual teachers, parents, and students. The nonprofit organization provides full access to its K-8 digital curriculum without a paywall. Schools and districts can purchase paid accounts that provide advanced administrative reporting, rostering features, and implementation support, but the core learning experience remains free.
Is Zearn Math good for elementary and middle school students?
Yes, the platform is specifically designed for K-8 students. The interface and instruction style adapt appropriately as students age. Kindergarten through 5th-grade lessons rely heavily on colorful digital manipulatives and foundational number sense, while 6th through 8th-grade content transitions to complex algebra, geometry, and proportional reasoning with age-appropriate visual models.
What does Zearn Math teach?
Zearn Math teaches comprehensive K-8 mathematics. It covers everything from basic counting and cardinality in early elementary school to linear equations and functions in middle school. The curriculum is closely aligned with standard educational frameworks, focusing on building procedural fluency, conceptual understanding, and the ability to apply math to real-world problems.
Is Zearn Math safe for kids?
Yes, Zearn Math provides a highly secure, closed educational environment. There are no advertisements, no in-app purchases, and no social features that allow communication with strangers. The platform complies with standard student data privacy laws, ensuring your child's learning data is protected and only accessible to authorized educators or parents.
How does Zearn Math vs Khan Academy compare?
Both platforms offer free math instruction, but they utilize different approaches. Zearn Math uses a strict mastery sequence with integrated, interactive video lessons that pause to check understanding. Khan Academy offers more flexibility, allowing students to jump between topics and watch complete videos before doing separate practice sets. Zearn requires strict sequential mastery, while Khan Academy allows more self-directed exploration.
Has The Learning Standard evaluated Zearn Math?
Zearn Math is currently pending evaluation by The Learning Standard. While we have not yet processed it through our complete scoring rubric, our preliminary analysis indicates strong alignment with evidence-based learning practices. Please refer to our methodology page to learn more about how we rate educational technology.
Is Zearn Math COPPA compliant?
A COPPA reference was not found in the reviewed privacy policy. This does not determine whether the app complies with COPPA. Policy review note: COPPA compliance is not explicitly referenced in the policy text.
Is Zearn Math FERPA compliant?
A FERPA reference was not found in the reviewed privacy policy. This does not determine whether the app complies with FERPA. Policy review note: FERPA compliance is not explicitly referenced in the policy text.
Does Zearn Math have a children's privacy policy?
The reviewed policy includes a dedicated children's privacy section. Policy review note: Children’s Privacy Zearn is designed to be used by students in grades K-8
Does Zearn Math sell student data?
The reviewed policy states that the app does not sell data. This is a policy statement; actual data practices were not verified. Policy review note: We do not ever sell or rent your information.
Can you delete your data from Zearn Math?
The reviewed privacy policy describes account deletion. We have not tested the deletion process. Policy review note: You may request deletion of your account data earlier by contacting us at privacy@zearn.org.
Keep the Zearn Math decision brief
Keep the Boost-versus-alert explanation, exact questions and a teacher message ready to share when another caregiver is helping with the same difficult lesson. Subscribe to future TLS research updates and download the one-page PDF here immediately.
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- Pricing
- Free for individual teachers and classrooms. Paid accounts are also available with additional features and flexibility to support school- and district-wide implementation.
- Platforms
- iOS (Apple mobile), iPadOS (Apple tablet), Android (Google mobile), Windows (Microsoft), macOS (Apple), Chrome OS (Google)
- Grade Levels
- Kindergarten, 1st Grade, 2nd Grade, 3rd Grade, 4th Grade, 5th Grade, 6th Grade, 7th Grade, 8th Grade
- Website
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