Kolja Sam Pluemer
My mission is to make the world a better place by building excellent tools for learning.
Get in touch at
contact (at) koljasam.com.
If you want to support my work, you can buy me a coffee .
Projects

samlearns.org
Experimental mini apps for digital learning across various topics.
Al Kutshina
Practice a language with image-based puzzles
Crazy Billiard
I co-created a VR speedrunning game mixing mini golf and billiard
ePaper flashcard trainer
dedicated hardware prototype for spaced repetition learning
karten
Free online Spaced Repetition Software with experimental features such as interdependent flashcards
Obsidian: Angry Luhmann
Plugin for Obsidian.md that nudges you to connect your notes in a zettelkasten structure
Random Stretch Recommender
Get a random stretch you can do right now
Signal Lost
My entry for the Ludum Dare Game Jam #59 (Signals): Connect houses so they can deliver their data packages before growing annoyed.Show more

SVG Shape Creator
a slim, web-based, laser-focused SVG editor that I need for game art creationThe Queue
An Obsidian.md plugin randomly exposing you to your notes. Supports habits, to-dos, spaced repetition flashcards, iterative reading and more.
Token Economy Tracker
A tiny productivity app to encourage and reward yourself for taking key actions
Transparent Input
Make your target language videos comprehensible by overlaying core vocabulary.
Warming Stripes: Bavaria
I created a version of the famous global warming visualization for the German state of Bavaria.
Matrix Multiplication Mentor
a tiny learning app to understand and practice matrix multiplication, built for Summer of Math 21
dumb notes
an extremely simple, extremely plaintext, local note-taking app for notes where fancy templating only distracts
what-to-do-next
A tiny desktop tool for collecting and displaying ideas on what I could do now
Unnamed Global Delivery Game
Casual 3D logistics game where you schedule routes & deliveries on a stylized Earth
prompts
A minimal, terminal-inspired UI to regularly ask yourself questions — made for journaling, self-awareness building and habit-tracking
my tool to wrap screenshots in mockups
A tiny, single-file app I use to wrap screenshots in basic mocksHow to add scenes in Godot?
An infographic on how to instantiate, add and clone objects in Godot.
3D Preposition Acquisition
a tiny VR/desktop game to learn the local prepositions in a foreign language integrated into samlearns
Arabic Concordances Explorer
Practice Arabic (MSA) by exploring sentences & concordances core interaction loop just not very fun.
Arabic Numbers Practice
Practice recognizing, writing, spelling and pronouncing numbers in Arabic integrated into samlearns
awesome lectures
a community-driven curation of high-quality lecture recordings backend deprecated; activity not worth the maintenance
Basic Egyptian Sentences Trainer
Get a feel for Egyptian Arabic with a cloze deletion game integrated into samlearns
Currency Conversion Challenger
Small Vue app to practice mentally converting from one currency to another integrated into samlearns
Expression Simplification Practice
Free high-school level math foundations practice tool integrated into samlearns
Hebrew Script Trainer
a web prototype for acquiring foreign alphabets without deliberate memorization integrated into samlearns
Infinite Sentences
Data-driven sentence learning app where you learn exactly the vocabulary you need to understand a piece of natural language integrated into samlearns
Sätze
Experimental German language learning app to internalize confusing grammar by doing sentence-based cloze deletion exercises integrated into samlearns
The Language Scrapbook
proof of concept for a language game where you fulfill drag-and-drop tasks in the target language not extensible enough to provide meaningful volume of learning content and practice
TPR Board
Get a feel for a target language by executing drag & drop tasks on a 3D digital game board integrated into samlearns
Vietnamese Minimal Pairs
Experimental UI for learning to distinguish Vietnamese sounds and tones integrated into samlearns
Video Vocab
Make your target language comprehensible by learning the vocabulary needed to understand a native speaker YouTube video. UX never got fun. Merged into transparent-input.
Cheese Mogul
A game jam entry where you collect cheeses and auto-battle other players in the fight for the title of Cheese Mogul Game had an identity crisis between being a too-basic economy simulator, and a too-basic auto battler
AI-based learning material generator
Having a CRM for exercise creation disconnected from specific learning apps turned out to lack a reasonable usage flow