Day 10 
PAGE FAULT LAB
Page Fault Lab turns invisible virtual memory decisions into an interactive, bilingual simulator where you can watch FIFO, LRU, and OPT handle every page reques
Back to School / Showcase / raimanncostigan
raimanncostigan AR
Every publicly visible build raimanncostigan has shipped this month.
10apps shipped
0day streak
9best streak
#6of 13
01On the wall
10 builds, shipped
Day 09 
fdr-fireside-legacy
Step into FDR’s presidency, face the choices that shaped a nation, and discover the courage, compromises, and consequences behind one of America’s most conseque
Day 08 
failure-library-museum
A museum of failure where broken ideas, abandoned experiments, and hard-earned lessons become inspiration for what to build next.
Day 07 
pi-agent brief explained
"Pi, Explained" is the friendliest bilingual mini-book on the Pi coding agent — six short, plain-spoken reads that demystify its loop, tools, memory, and sessio
Day 06 
neural-vision-lab
Vision Lab is a bilingual interactive course that takes absolute beginners from a single artificial neuron all the way to a working YOLO object detector through
Day 05 
jiangnan-rumeng
Step into a real-time ink-wash Jiangnan water town where every bridge, roof and boat traces back to real photographs and an 18th-century scroll — a bilingual di
Day 04 
structura-visual-lab
Structura turns abstract data structures into an interactive playground where every step you run maps to a real algorithm—so you don't just watch animations, yo
Day 03 
recursion-tower-hanoi-lab
This project is an interactive web-based Tower of Hanoi Recursion Lab that lets users solve the classic disk-moving puzzle (with move counters, optimal-move tra
Day 02 
oddpedia
Discover the world’s strangest true facts in a playful, bilingual encyclopedia that turns curiosity into your next favorite habit.
Day 02 
wen-tianxiang-journey
Step into Wen Tianxiang’s final years, make the choices he faced, and discover what courage costs when history leaves no easy path.
Add your own build to the wall.
One app a day, all August, each one teaching a single idea. Students with a .edu email get a head start, and the best Agent Runners build wins credits every week.