Math Vocabulary Cards, by MLC vs BDI
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Math Vocabulary Cards, by MLC
This app helps students understand math terms with interactive flashcards. It offers definitions, examples, and practice modes, with options to hide or reveal information and switch between English and Spanish. It's designed for elementary classrooms and aligns with specific math curricula.
- Interactive flashcards with terms, examples, and definitions
- Hide/reveal sections for practice
- English and Spanish language support
- Select cards by category or individually
- Self-check mode for students
- Share card sets via code for teachers
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Math Vocabulary Cards help students deepen their conceptual understanding of key terms in mathematics. Each card features three sections: a math term, a representative example or model, and a concise definition. Each section can be hidden or revealed providing multiple options for practice. Vocabulary cards can be selected individually or by category and switched seamlessly between English and Spanish. Math Vocabulary Cards are ideal for elementary classrooms and other learning environments that use iPads. These key mathematical terms are featured throughout the Bridges in Mathematics K-5 curriculum. FEATURES: • Choose cards sets for grades K-2 or 3-5. • Select cards by category or individually. • Cards can be automatically sorted in random or alphabetical order. • Hide and reveal one or more sections of each card. • View terms and definitions in English or Spanish. • Students can use self-check mode to mark off cards they know. • Teachers can send selected card sets to students via a share code. ABOUT US This resource is brought to you by The Math Learning Center, a nonprofit organization dedicated to K-12 education since 1976. Our mission is to inspire and enable individuals to discover and develop their mathematical confidence and ability. www.mathlearningcenter.org This app was crafted by Clarity Innovations. We help improve teaching and learning by creating solutions that match promising technologies with the needs of education. Visit us: www.clarity-innovations.com
BDI
This application assists in administering clinical assessments for child development. It offers guided digital support for scoring, timers, and reporting, functioning both online and offline. Users can manage student data and sync assessments for web-based access.
- Online and offline assessment administration
- Guided digital scoring assistance
- Basal and ceiling indicators
- Built-in timers
- Modular reporting options
- Student data management
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BDI-3 Mobile Data Solution (MDS) is an online and offline application to assist with the administration of the Battelle® Developmental Inventory 3rd Edition™ suite of products. The Battelle Developmental Complete, BDI-3 Screening Test, and the Battelle Early Academic Survey are clinical assessments that may be assessed through the BDI-3 MDS. The application provides guided digital assistance with the administration of each of the three products. The guided digital assistance includes basal and ceiling indicators, tallied scoring, built in timers, scoring rubrics, and modular reporting options. Within the application the user will be able to add students, administer all three types of BDI-3 assessments, and run reports both online and offline. It also allows the user to sync mobile record forms that they can then access on the riversidescore.com website.
Verdict
The clearest difference is rating: Math Vocabulary Cards, by MLC at 3.3 against BDI's 2.3. BDI's advantage is update cadence (every 2 months vs every 16 months) and iOS requirement (13.0 vs 15.4). On price, ratings volume, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Math Vocabulary Cards, by MLC holds the better App Store score, 3.3 against 2.3. Both are backed by a comparable volume of ratings — 4 and 6 respectively.
Math Vocabulary Cards, by MLC ships an update every 16 months, BDI every 2 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.
| Parameter | Math Vocabulary Cards, by MLC | BDI |
|---|---|---|
| Price | Free | Free |
| Rating | 3.3 (4 ratings) — better | 2.3 (6 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 4 | 6 — better |
| Update frequency | Every 16 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPad | iPad |
| Requires iOS | 15.4 | 13.0 — better |
| Further details — not scored | ||
| Size | 176 MB | 208 MB |
| Age rating | 4+ | 4+ |
| Developer | The Math Learning Center | RiversideInsights |
Customer experience
Math Vocabulary Cards, by MLC
BDI
In-app purchases
Math Vocabulary Cards, by MLC
No in-app purchases
BDI
No in-app purchases
Questions
Is Math Vocabulary Cards, by MLC free?
Is BDI free?
Which has better reviews, Math Vocabulary Cards, by MLC or BDI?
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Which is updated more often, Math Vocabulary Cards, by MLC or BDI?
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