Byte vol.7 №8 August 1982

Features
57 High-Resolution Sprite-Oriented Color Graphics by Steve Ciarcia I You don’t need Logo to use sprites for animation with the illusion of depth.
88 A Beginner’s Guide to Logo by Harold Abelson I Although Logo is used as a language for introducing computers to children, it is not just for kids. 116 Logo in the Schools by Daniel Watt / Putting computers in the classroom has led to some unexpected results.
138 Designing Computer-Based Microworlds by R. W. Lawler / Well-written Logo procedures stimulate children’s desire to learn by making complex ideas understandable and intrinsically interesting.
163 Why Logo? by Brian Harvey I Logo is designed to encourage development of problem-solving skills.
1 96 Introducing Logo to Children by Cynthia Solomon I Teaching Logo requires an awareness of different learning styles.
210 Logo—A Cultural Glossary by E. Paul Goldenberg I Common Logo terms are defined and their interrelationships are highlighted.
230 Logo for the Apple IL the TI-99/4A, and the TRS-80 Color Computer by Gregg Williams I Each version of Logo is best suited for a particular audience.
291 A General-Purpose I/O Board for the TRS-80 Models I and III by William Barden Jr. / The system bus is described, and plans are presented for an interface board with 24 lines of discrete input/output.
323 The Logo Journal, News and Views of the Logo Community—A collection of articles / Learning Physics from a Dynaturtle by Andrea A. diSessa and Barbara Y. White, 324; Logo Music by Jeanne Bamberger. 325; Leading Fish to Water by Dr. William Higginson. 328; Logo Project PROKOP by Heinz-Dieter Boecker and Gerhard Fischer. 329; The Group of the Turtle by Dr. Uri Leron. 330; The Lamplighter Project by Henry Gorman Jr., 331; Logo Research at Bank Street College by Jan Jewson and Roy D. Pea. 332; Young People’s Logo Association by James H. Muller, 333; and Logo Update by Phil Lemmons, 334.
342 User’s Column: Semidisk, Software Tools, the BDOS Blues, Power, and LISPs by Jerry Pournelle IA veteran computer user voices his opinions, bashed and unabashed.
Reviews
38 Program Generators by George Stewart
366 The Commodore 8032 Business System by Harold Dickerman
398 The Heath/Zenith Model 47 Dual Floppy-Disk Drive by Christopher O. Kern
408 Assisted Instructional Development System by George Wolfe
Nucleus
6 Editorial; Keeping Our Technological Edge
20 Letters
84 BYTE Game Contest Winners and Rules for Contest #2
380 Technical Forum: Let the MC68701 Program Itself
416 Book Review; Software Design; Methods and Techniques
418 Ask BYTE
422 Software Received
426 BYTE’s Bits
428 Clubs and Newsletters
430 Books Received
430 BYTE’s Bugs
432 Event Queue
443 System Notes: Using the LOOKUP Function in Visicalc
446 BYTELINES
451 What’s New?
509 Unclassified Ads
509 BOMB, BOMB Results
511 Reader Service