Compute! Issue 3 - March/April 1980. The Editor's Notes - Computers and Society - Dr. Chip - Preview of Commodore's New Disk Basic 4.0 - Enhancing Commodore's Word Pro II - File Conversions on the Commodore 2040 Drive - Program Listings for COMPUTER - Using the GET Statement on the PET - Proper Diskette Handling - Machine Language - Review: Synertek Systems KTM-2 - Utinsel: Enabling Utilities - Identify Your Atari Colors - Manual Alphabet Tutorial on a PET - The Learning Lab - Review: The Prestodigitizer - A Micro for the Teacher - Light Pen Selection on PET/CBM Screen - The Consumer Computer - The Apple Gazette - Naming Apple Cassette Files - On Apple II to Heathkit H-14 - New Product Feature: 80 Columns and Upper/Lower Case Letters for Apple II - Apple Software Note - The Atari Gazette - Notes on Atari - Star Raiders Defend the Galaxy - Star Raiders: The Wizard Behind the Game - Review: Atari Basketball Cartridge - Atari Program Saving - Review of Atari's 810 Disk System - The PET Gazette - Oops! - Null Return Revisited - Cheap Print, Part 1 - Direct Screen Input - No CB2 Sound? - A Versatile Serial Printer Interface for the PET - Rambling - Review: MAE, a PET Disk-based Macro Assembler - Review: The PET Rabbit - PET Programs on Tape Exchange - Memo to Machine Language Programmers - The SBC Gazette - The Single Board 6502 - More about Computer II - Nuts and Volts - Read PET Tapes with your AIM - Review: KIMEX-1 - Fast Tape Read/Write Programs for your OSI - Applications Review: Logic Analyzer for KIM - Try Pseudo Code.