CardBuddy A8 – Modular Stackable Flashcard System
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Designed together with my daughter, this smart and flexible flashcard box is tailored specifically for DIN A8 index card
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Model information
- Source
- Printables
- Category
- Other 3D Objects for Learning
- License
- Creative Commons — Attribution — Noncommercial — Share Alike
Designed together with my daughter, this smart and flexible flashcard box is tailored specifically for DIN A8 index cards. It’s the perfect companion for learning vocabulary, school subjects, exam preparation, or keeping your desk organized!
Features & Highlights:
Tailored for DIN A8: Precision-designed to fit standard A8 flashcards cleanly.
Up to 8 Compartments: Includes slots for up to 7 removable dividers, allowing custom configurations (ideal for the Leitner 5-box learning system).
Front Label Slot: Features a front window that holds a cut-half A8 card to easily label subjects (e.g., "English", "Math", "Verbs").
Stackable Design: Boxes interlock when stacked without lids.
Two Lid Options Included:
Slick Lid (Flat): Sleek and smooth profile, perfect for backpacks or compact storage (100% support-free print).
Stack Lid (Interlocking): Preserves the interlocking rim profile on top so you can stack multiple closed boxes without them sliding off (requires supports).
Recommended Print Settings:
Infill: 15% – 20% (Gyroid or Grid recommended)
Wall Loops / Perimeters: 3 (for strong divider guides)
Layer Height: 0.2 mm (Standard)
Supports:
Main Box, Dividers & Slick Lid: NO supports needed (Support-free)
Stack Lid: Enable supports (Normal or Tree supports recommended)
Material: PLA or PETG (Two-tone color combinations look fantastic!)
Our designed Features in Pictures:
Dividing walls easy to rearrange and click into place:

Easy to print without supports (Only the optional lid needs supports)

Lid to prevent the cards from falling out during transport.

Front Plate (1/2 A8 Card):


Stackable without lids:
