MLC Money Pieces
Product by The Math Learning Center
Facts checked: Not yet checked
Our take (not a Learning Standard rating). This label applies to learning-science judgments throughout this overview.
Our take (not a Learning Standard rating)
MLC Money Pieces is an effective visual manipulative, but it does not teach concepts independently. Because it lacks structured lessons, guided practice, and feedback mechanisms, its instructional value depends entirely on the parent or teacher guiding the interaction. It excels at spatial representation of currency.
Pros
- Provides an area model representation that connects currency values to spatial reasoning and fraction concepts.
- Allows users to switch between realistic currency images and proportional block representations to build conceptual understanding.
- Functions as a flexible digital sandbox for modeling math problems without restrictive linear pathways.
- Includes digital drawing and text tools to help students annotate their mathematical thinking.
Cons
- Lacks built-in instruction, meaning a parent or educator must actively direct the learning experience.
- Provides no immediate feedback on correct or incorrect student models.
- Excludes any structured progression, spaced repetition, or retrieval practice mechanics necessary for independent mastery.
What Do We Know About MLC Money Pieces?
MLC Money Pieces is only effective for learning if a parent or teacher actively guides your child through specific math problems. This app is a digital sandbox, not a comprehensive curriculum. It provides virtual manipulatives, specifically U.S. coins and bills, but contains no lessons, practice exercises, or quizzes. Because there is no built-in instruction or feedback loop, your child cannot use this app to learn money concepts independently. Instead, you must provide the math problems and check their work. The app shines in how it visually represents money. You can toggle between realistic coins and money value pieces, which represent currency using an area model where one penny equals one square block. This proportional representation is an excellent application of dual coding theory, helping your child bridge the gap between abstract monetary values and concrete spatial relationships. It is highly effective for visualizing why five pennies equal a nickel, or how a quarter represents a fraction of a dollar. However, parents should understand this is strictly a supplementary tool to support external instruction. Note: The Learning Standard has not yet formally evaluated this app.
How Does MLC Money Pieces Work?
MLC Money Pieces uses open-ended, user-directed virtual manipulatives to model mathematical relationships. The interface presents a blank digital whiteboard where users drag and drop U.S. currency onto the workspace. The core mechanic revolves around switching between two visual modes. The first mode displays standard realistic imagery of coins and a dollar bill. The second mode displays proportional area blocks, where a penny is a single square unit, a nickel is a strip of five, and a quarter is a grid of twenty-five. Users can manipulate these pieces using a variety of digital tools. They can draw on the screen, write equations with a text tool, group pieces together, or use covers to hide and reveal specific amounts. There are no levels to complete, no algorithms adapting to student performance, and no automated scoring. The user or instructor completely defines the task, making the app function strictly as a visual aid.
Strengths and tradeoffs of MLC Money Pieces
The biggest strength of MLC Money Pieces is its proportional area model for visualizing currency, while its biggest weakness is the complete absence of independent instructional design. Strengths: The app excels at building conceptual understanding through spatial representation. By allowing students to toggle between realistic currency and proportional blocks, it effectively employs multiple representations, a proven strategy in cognitive science for deepening mathematical comprehension. The area model specifically helps learners visualize abstract concepts, like how a dime is exactly twice the size of a nickel or represents one-tenth of a dollar. The inclusion of drawing and text tools allows students to annotate their thinking, supporting metacognitive reflection when explaining their work to a teacher. Weaknesses: As an open-ended manipulative, the app lacks the core components of evidence-based independent learning. There is no retrieval practice, spaced repetition, or scaffolded progression. Furthermore, the absence of immediate feedback means a student could easily model an incorrect equation and never realize their error unless an adult intervenes. It is a strictly supplementary tool.
Who Might Benefit From MLC Money Pieces?
MLC Money Pieces is best for educators and engaged parents who need a flexible visual aid to teach money, fractions, and decimals during a live lesson. Because it relies entirely on external guidance, it is ideal for classroom teachers using interactive whiteboards or parents actively sitting beside their child to model math concepts. It spans early elementary counting exercises up to upper elementary fraction and decimal work. It is not suitable for independent student use.
Data Transparency
Does Not Meet Data Transparency Standard
MLC Money Pieces does not meet our data transparency standard. Its privacy policy does not document basic protections, including limits on sharing children's data, a COPPA or FERPA commitment and parents' right to see their child's data.
13 of 35 checks passed
Evaluated September 2026
Apps Privacy Statement →Level 1 · Basic protections
Does not sell data or target ads at students, limits sharing, and lets parents see and delete their child's data.
Not documented: limits on sharing children's data, a COPPA or FERPA commitment, parents' right to see their child's data, parents' right to delete their child's data
Level 2 · Parent control (meets the standard)
Families can get their data out, know who processes it, and know how long it is kept.
Not documented: self-service deletion
Level 3 · Direct data access
Families or schools can pull their own data through an API, in a stated format.
Not documented: an API for retrieving their own data, a named export format
View all 35 checks
Parent Access0/8
Does the policy mention parents specifically?
The policy does not mention parents.
Can parents view their child's data?
The policy does not address parents viewing their child's data.
Can parents modify their child's data?
The policy does not address parents modifying their child's data.
Can parents delete their child's account?
The policy does not address parents deleting their child's data or account.
Is there a dedicated Children's Privacy section?
The policy has no dedicated children's privacy section.
Does it reference COPPA compliance?
The policy does not reference COPPA.
Does it reference FERPA compliance?
The policy does not reference FERPA.
Is parental consent required for child accounts?
The policy does not address parental consent for child accounts.
Data Portability2/5
Can users access their personal data?
“If you wish to access, correct, update, or request deletion of your personal information, you can do so at any time as described in the “Updating & Correcting Personal Information” heading below.”
Can users download/export their data?
“In addition, you can object to processing of your personal information, ask us to restrict processing of your personal information, or request portability of your personal information. You can exercise these rights by contacting us at MLCinfo@mathlearningcenter.org.”
Is there a self-service data access tool?
The policy says access requests are made by emailing MLC, with no self-service access tool.
Is a specific data format mentioned for export?
The policy does not specify an export format.
Is there an API for data access?
The policy does not mention an API for data access.
Data Minimization3/6
Is data collection itemized?
“the information collected on the Website may consist of information including, but not limited to, your full name; home or business address; billing address; phone number; fax number; email address;”
Can the app be used without a real name?
“We will never ask you to provide us with your or someone else’s personal information in order to access, or while you are using, the Apps.”
Can the app be used without an email?
“We will never ask you to provide us with your or someone else’s personal information in order to access, or while you are using, the Apps.”
Does it state collection is limited to what is necessary?
The policy explains why required information is needed but does not state that collection is limited to what is necessary.
Is IP address anonymized or truncated?
The policy says IP addresses are collected and does not say they are anonymized or truncated.
Is location tracking explicitly excluded?
The policy says aggregated regional location data is collected and does not exclude location tracking.
Third-Party Protection5/7
Does it explicitly state no selling of data?
“Except in the limited circumstances stated in this Privacy Statement, we do not share, sell, or otherwise transfer or disclose your personal information to any third party.”
Are third-party providers named?
“Google Analytics™: We use Google Analytics™ on our Website to gather usage data from our Website, including our Web Apps.”
Are providers contractually restricted?
“These third parties are required to keep the information confidential and are not authorized to process your personal information or Automatically Collected Information for any other purpose other than as instructed by us.”
No-targeted-advertising commitment?
“We do not use any advertising, targeting, or marketing cookies on our Website or Apps.”
Is AI/ML data sharing addressed?
The policy does not address AI or machine learning.
Child-specific sharing restriction?
The policy has no child-specific sharing restriction.
Cookies/tracking limited or opt-out?
“Most browsers allow you to refuse to accept cookies and to delete cookies, though the methods for doing so may vary from browser to browser.”
Deletion & Retention3/5
Can users delete their account?
“If you request that your personal information be changed or deleted from our databases, we will use commercially reasonable efforts to remove your personal information from our databases”
Self-service deletion mechanism?
The policy says deletion is by email request, with no self-service mechanism.
Specific data retention timeline?
“Save States expire: A Save State will be automatically deleted if it has not been accessed for a set period of time. Currently, Save States are set to automatically delete after two years from their last date of access.”
Auto-deletion of inactive accounts?
The policy auto-deletes unused Save States but does not describe auto-deletion of inactive accounts.
Post-deletion handling described?
“When we have no ongoing legitimate business need to process your personal information, we will either delete it or anonymize it, or, if this is not possible (for example, because your personal information has been stored in backup archives), then we will securely store your personal information and isolate it from any further processing until deletion is possible.”
Advertising0/4
Advertising model explicitly disclosed?
The policy says no advertising cookies are used but does not explicitly state whether the product shows advertising.
Free from third-party advertisements?
The policy does not explicitly state that the product is free of third-party advertisements.
Children excluded from ad targeting?
The policy has no children-specific ad targeting exclusion.
Ad-free option available?
The policy does not explicitly state that the product has no advertising or offers an ad-free option.
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 Apps Privacy Statement against 35 policy-disclosure questions, including questions adapted from the Common Sense Privacy Program's published evaluation questions. TLS is not affiliated with Common Sense Media, and this is not a Common Sense rating. Quoted text is copied from the policy; unquoted notes are our summary. Results describe what the policy documents, not the company's actual practices. 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 MLC Money Pieces 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 MLC Money Pieces
Is MLC Money Pieces free?
Yes, MLC Money Pieces is completely free to use. The Math Learning Center provides this app as a free supplementary tool for educators and parents. There are no hidden subscription fees, no in-app purchases, and no advertisements to interrupt the learning experience. This makes it a highly accessible digital manipulative for any classroom or home learning environment equipped with a compatible device. Users can access it via web browser or download the app directly.
Is MLC Money Pieces good for independent learning?
No, MLC Money Pieces is not designed for independent student learning. The app is an open-ended digital sandbox that provides virtual manipulatives but completely lacks structured lessons, practice pathways, or automated feedback. If your child uses this app alone, they will not receive instruction or corrections. A parent or teacher must be present to assign problems, guide the interaction, and verify if the child's mathematical modeling is correct.
What does MLC Money Pieces teach?
MLC Money Pieces provides the visual tools to teach U.S. currency values, counting, decimals, and fractions. It allows users to manipulate realistic coins and proportional area-model blocks on a digital whiteboard. While the app itself does not deliver instruction, it visually demonstrates proportional relationships, such as showing exactly how four quarters take up the same visual area as one dollar bill, bridging the gap between whole numbers and fractions.
Has The Learning Standard evaluated MLC Money Pieces?
TLS has not yet completed a Learning Standard evaluation of how well MLC Money Pieces teaches. Its privacy policy has been reviewed for Data Transparency and does not yet document the basic protections (Level 1).
Is MLC Money Pieces 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: The policy does not reference COPPA.
Is MLC Money Pieces 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: The policy does not reference FERPA.
Does MLC Money Pieces have a children's privacy policy?
No dedicated children's privacy section was found in the reviewed policy. Policy review note: The policy has no dedicated children's privacy section.
Does MLC Money Pieces 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: MLC states it does not sell personal information.
Can you delete your data from MLC Money Pieces?
The reviewed privacy policy describes account deletion. We have not tested the deletion process. Policy review note: Users can request deletion of their personal information.
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