Appears On
A full Battleship game where you face a CPU opponent whose intelligence you control, from total ignoramus to tactical genius targeting squares near its last hit.
A coin-pusher arcade game uses UDG sprites, a real-time frame-counter clock, and column-stacking mechanics to simulate a 10p coin machine with a four-minute session limit.
Guide a witch through seven Halloween castle stages, collecting letters to spell EXIT while dodging ghosts, gravestones, and your own poisonous broomstick trail.
Test your knowledge of comedy legends by matching last names to first names in this 100-comedian quiz with tiered scoring and retry logic.
Can you match all ten hidden picture pairs in as few guesses as possible — this BASIC memory game uses dynamically swapped UDGs to render high-resolution images.
Track your complete financial picture by entering assets and liabilities across 27 categories, then watch a formatted net worth statement print out automatically.
A 25-question randomized quiz engine covering literature, Z80 mnemonics, and movies challenges your exact-spelling recall across multiple subject areas.
Shoot scrolling UDG targets with a moving gun in this arcade-style gallery game featuring machine code routines, six target types, and a persistent high-score table.
Guide Santa with cursor keys to herd eight escaped reindeer into their pen before time runs out — with attribute-based collision detection and a BEEP carol.
A compact math demo plots a full sine wave with centered axes, using floating-point parametric scaling to fill the screen with a smooth trigonometric curve.
A fully playable Klondike Solitaire implementation with custom card graphics, a shuffled 52-card deck, three-card waste pile dealing, and win/loss tracking across sessions.
A five-item recipe menu packed with Texas humor, complete with UDG graphics, trig-drawn arcs, and a "Pecan Diet Loaf" that requires tweezers to eat.
A two-player worm-racing game where joystick-guided snakes compete to eat numbered food tokens and outlast each other on a bordered arena.
A patriotic flag display paired with a fully playable national anthem uses clever UDG stars, block-graphic stripes, and an error-trap trick to signal end-of-song.
A two-mode U.S. states-and-capitals quiz that tracks which questions have been asked, gives letter hints on wrong answers, and plays a reward melody for correct ones.
A BASIC stock portfolio tracker that saves company names and share counts to tape, then calculates current holdings value from newspaper price quotes with printer support.
A memory-walking diagnostic tool that reports every BASIC line's number, byte length, and alternating-weight checksum — all printed to screen and printer simultaneously.
A disk catalog browser with machine code internals lets you scroll through stored files and load any entry with a single keypress — dispatch included.
