Fall1991 Volume 10 Number 1 Logo Exchange Celebrates 10th Birth -·<Lll~~··•••• in this issue: > of Decadence? ......iN .... , Logo, and Arboreal Aging 1991-1992 ······ our Papert's R~flections International Society for Technology in Education ! LOGO tt tt EXCHANGE Journal of the ISTE Special Interest Group for Logo-Using Educators Founding Editor ISTE BOARD OF DIRECTORS 1991-92 Tom Lough Executive Board Members Editor-In-Chief Bonnie Marks, President Sharon Yoder Alameda County Office of Education (CA) Associate Editor Sally Sloan, President-Elect Judy Kull Winona State University (MN) Assistant Editor Gary Bitter, Past-President Ron Renchler Arizona State University Barry Pitsch, Secretaryffreasurer International Editor Heartland Area Education Agency (lA) Dennis Harper Don Knezek Contributing Editors Educational Services Center, Region 20 (TX) Eadie Adamson Jenelle Leonard Gina Bull Computer Literacy Training Laboratory (DC) Glen Bull Board Members Doug Clements Sandy Dawson Ruthie Blankenbaker Dorothy Fitch Park Tudor School (IN) Judi Harris Cyndy Everest-Bouch Mark Homey Christa McAuliffe Educator (HI) Sheila Cory SIGLogo Board of Directors Chapel Hill-Carrboro City Schools (NC) Lora Friedman, President Susan Friel Bev and Lee Cunningham, University of North Carolina (NC) Secretary{Treasurer Margaret Kelly Publisher California State University-San Marcos International Society for California Technology Project (CA) Technology in Education Marco Murray-Lasso Dave Moursund, Executive Director Sociedad Mexicana de Computacion en la C. Dianne Martin, Educacion (Mexico) Associate Executive Director Paul 0 'Driscoll Anita Best, Managing Editor Lane Education Service District (OR) Talbot Bielefeldt, David Walker Associate Editor Apple Computer Europe (France) Lynda Ferguson, Advertising Coordinator Ian Byington, Production Assistance - , LOGO httEXCHANGE Volume 10 Number 1 Journal of the ISTE Special Interest Group for Logo-Using Educators Fall1991 Contents From the Editor-Something Old and Something New Sharon Yoder 2 Reflections Seymour Papert 4 Quarterly Quantum-A Time of Decadence? Tom Lough 6 LO-GOES Russian Emily Myers 8 Beginner's Comer-A Is for Apple!110r Control-A, or Maybe Even r-A! Dorothy Fitch 11 Linking Logo and Literature Teri McNee 16 Logo Ideas-Hypertext Revisited Eadie Adamson 20 Why a Turtle?-Thoughts from Seymour Seymour Papert 23 Logo LinX-Arboreal Aging Judi Harris 24 Turtles Invade the Kindergarten Oassroom! Molly Kniffen 28 Math Worlds- ... the heart of mathematical research is tinkering... A. J. (Sandy) Dawson 30 Windows on Logo-The First Decade of LX Glen L. Bull and Gina L. Bull 33 Lunch and Logo Chris Held 39 Extra for Experts-Finding a Place for Logo Mark Horney 40 Logo: Search and Research-Turtle Talk Douglas H. Clements 43 A Night in the White House Janet Koske 48 Remember When.... Take a stroll through LX yesteryear 52 Global Logo Comments-Volume 10, Number 1 Dennis Harper 55 ·._._·__ ..·_·.- .--···-···_._-.__ .:···-·.····:.·__ .···-·-·.····-·_._ ___ .•..•• :__ .•_• .•••.:_.---··_ .•. ··_·_d.·.__ __•..•. -.·.•- .• __A_•.A:_·•.-.·._ .•_._ .•• .--··_·__ __ ..__·._ .•_.···-·-····,_:·::_._.···.-.··_---··_·._-·-·-··_.--•.:.-· •. .•_· ..-_·.-_·. ..__ ··.·(I$·_:.. •.··.·:_._•:·.·-··_--···"····_.··.--·.·SN·······-····· -··.JA.___ ••.••••_ .-__ .• .•__ ••_•_.····-····_.· ·.•.• .... ••••..••.•_.• S..q_ ••_-_•_ ••_·._ .• 8_..-_ •. ..·•_ ..• ..__ .-·_.•M:·_·___ __ .•.•.-.•_.-.·-·_-····77. .--··-·-----·_··__ .--Q)·.•__ .••-_---·---··-·.· .. ·-·-··_-····_--··.· ... ...·._·Yin·····'j···-···-tnl···········-· __..•• •. ••_M" .·_·.___ .•. •.·.·"_ ..-_·_ .• _•.· __ •.··_;,......··· •·-•--.··_.-_.·___ ..•_.-.·•_ ..•. 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H .>.- .•. )•• <•· __ •-· -·-·- ....... :-· _· •.. -_ ··· · _-·. · •-••-·•·•-·•••••-•··~~~~1fi~:m•~·-i~·m~·~~.·~~•··.-·•·••••••••····•···•-·•·•.••·•··-•••••·•~~~tin~~~a:.~1;riS~the-·~··Jnd·do pot····-- ··------------------------------,... -..,.,~--- ...jb~.,.;·"'*",;'•,~,-- "'"' Something Old and Something New by Sharon Yoder ..... A New Format for a New Decade • I purchased the very first version of Terrapin .s This issue of the Logo Exchange marks the beginning Logo. I recall walking into the local computer ..... of the lOth year of publication. During those 10 years store with a copy of Creative Computing con­ LX has evolved from an eight-page newsletter pro­ taining the classic Terrapin ad and asking ~ duced on a dot matrix printer in Tom Lough's basement them if they had this product. When they Q) to a highly respected, professionally published journal. told me they didn't, I asked them if they s To celebrate this anniversary, we have made a number wanted me to send my $150 to Terrapin of changes in LX. No doubt you have already noticed directly or if they wanted to order it for me. e the fresh, new look. In addition, you have probably They ordered it. noted that your issue of LX is thicker. Although this LCe lOth anniversary issue is extra thick, you will find each • I struggled through Hal Abelson's book Logo future quarterly issue will have more pages than the for the Apple II recall being fascinated and monthly volumes you received in previous years." overwhelmed by all that Logo could do. In acknowledgement of the status of the Logo Ex­ change as a respected source of information about Logo All of these experiences came together to bring for classroom teachers, computer coordinators, teacher Logo to the center of the growing computer education trainers, and university faculty, we have decided to program in our school system. Gradually over the next make LX a refereed journal. This change will add status five or six years, the use of Logo grew from use in that to the journal and will increase the quality of the articles first pilot project to use in almost all elementary class­ you read in future issues. As noted in the May 1991 rooms. Logo even became a major component of the issue of LX, Judy Kull will be managing the refereeing introductory high school computer course. of articles-which should be sent directly to her. (See like many of you, I evolved through a wide variety the address below.) We continue to invite all of you to of versions of Logo: Apple Logo, Atari Logo, IBM Logo, share your experiences in working with Logo. I'm sure Apple Logo II, several Macintosh Logos, Logo Writer, and you will find working with Judy to bring an article to more recently Logo PLUS, Logo Express, and the most publication a pleasant and rewarding experience. recent version of Objed Logo. Each new version has brought us more features and more power. Logo today Where Have We Been? is not at all like Logo 10 years ago. I am often asked how I got started with Logo. It is quite embarrassing for me to admit that I really don't The Old and the New know. Our school acquired its first microcomputer­ As you read this issue of LX, you will find a good an Apple IT-in 1979. I used that machine to teach deal of reflection about the past and glimpses into the BASIC to middle school students and to develop CAl future. Begin your exploration with Seymour Papert's for use in my math classes. By 1981