A collection of games and one-liners for the Commodore 64, C128, and SuperPET, written in Waterloo microAPL and APL/Z80. Includes guest essays, an Air Traffic Control program, and a foreword by Steven McDowell, original developer of Waterloo microAPL.

Games include: Ecte's Guess * Lotto Picker * Mystic Fortune Ball * Prisoner's Dilemma * The Name Game * Thinking in APL * Collatz Bounce * Blackjack * Real Constants and Functions, Print Precision, and the Fuzz * UFO Gunner * Morse Code Beeper * APL Standards Committee and Nested Arrays * Multiplication Tables * Sine Graph * Random Venus * One-Liner- Hilbert matrix * Primes * Estimating pi * Golden Ratio Phi * Fibonacci Numbers * Factorial Fun * Hex and Decimal Conversion * Perfect Shuffle * Commodore Logo * Palindrome Checker * Logiker's Christmas Challenges * Parenthesis Depth Checker * Standard Deviation, Mean, and Variance * Domino * Towards an Implementation of Domino * Show Atomic Vector AV * Raindrops * Russian Roulette * Memory Map * Exploring System Routines * Font Parade * 10 PRINT * Etcher Sketcher * Nuclear Power Plant Blueprint * Lunar Lander * Flying Toaster Screensaver * Night Drive * Sisyphus * APL Makes the Earth Move * QuetzalcoAPL * DRACULARK: a Mudlarking & Vampire Hunting Game * Conway's Game of Life * Using Atomic Vector for Assignment * Binary Clock * Unit Circle * Writing 6809 assembly routine APL functions * ATC: Original APL Language Testing Workspace by Steven McDowell