{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,6,18]],"date-time":"2026-06-18T12:04:20Z","timestamp":1781784260251,"version":"3.54.5"},"reference-count":37,"publisher":"Institute of Electrical and Electronics Engineers (IEEE)","issue":"2","license":[{"start":{"date-parts":[[2022,5,1]],"date-time":"2022-05-01T00:00:00Z","timestamp":1651363200000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/ieeexplore.ieee.org\/Xplorehelp\/downloads\/license-information\/IEEE.html"},{"start":{"date-parts":[[2022,5,1]],"date-time":"2022-05-01T00:00:00Z","timestamp":1651363200000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-029"},{"start":{"date-parts":[[2022,5,1]],"date-time":"2022-05-01T00:00:00Z","timestamp":1651363200000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-037"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["IEEE Trans. Educ."],"published-print":{"date-parts":[[2022,5]]},"DOI":"10.1109\/te.2021.3109604","type":"journal-article","created":{"date-parts":[[2021,9,16]],"date-time":"2021-09-16T20:33:18Z","timestamp":1631824398000},"page":"191-199","source":"Crossref","is-referenced-by-count":9,"title":["Effects of a Block-Based Scaffolded Tool on Students\u2019 Introduction to Hierarchical Data Structures"],"prefix":"10.1109","volume":"65","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-3024-1257","authenticated-orcid":false,"given":"Pedro G.","family":"Feijoo-Garcia","sequence":"first","affiliation":[{"name":"Computer and Information Science and Engineering Department, Herbert Wertheim College of Engineering, University of Florida, Gainesville, FL, USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-1340-8315","authenticated-orcid":false,"given":"Amanpreet","family":"Kapoor","sequence":"additional","affiliation":[{"name":"Computer and Information Science and Engineering Department, Herbert Wertheim College of Engineering, University of Florida, Gainesville, FL, USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Christina","family":"Gardner-McCune","sequence":"additional","affiliation":[{"name":"Computer and Information Science and Engineering Department, Herbert Wertheim College of Engineering, University of Florida, Gainesville, FL, USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-7192-3457","authenticated-orcid":false,"given":"Eric","family":"Ragan","sequence":"additional","affiliation":[{"name":"Computer and Information Science and Engineering Department, Herbert Wertheim College of Engineering, University of Florida, Gainesville, FL, USA"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"263","reference":[{"key":"ref33","doi-asserted-by":"publisher","DOI":"10.1145\/1227310.1227366"},{"key":"ref32","doi-asserted-by":"publisher","DOI":"10.1145\/1953163.1953204"},{"key":"ref31","doi-asserted-by":"publisher","DOI":"10.18293\/VLSS2017-010"},{"key":"ref30","doi-asserted-by":"publisher","DOI":"10.1145\/3017680.3017762"},{"key":"ref37","doi-asserted-by":"publisher","DOI":"10.1145\/3230977.3231005"},{"key":"ref36","article-title":"Bringing blocks-based programming into high school computer science classrooms","author":"weintrop","year":"2016","journal-title":"Proc Annu Meeting Amer Educ Res Assoc (AERA)"},{"key":"ref35","doi-asserted-by":"publisher","DOI":"10.1145\/2771839.2771860"},{"key":"ref34","doi-asserted-by":"publisher","DOI":"10.1145\/1821996.1821997"},{"key":"ref10","doi-asserted-by":"publisher","DOI":"10.1145\/2157136.2157148"},{"key":"ref11","first-page":"145","article-title":"Design and evaluation of a scaffolded block-based learning environment for hierarchical data structures","author":"feij\u00f3o-garc\u00eda","year":"2019","journal-title":"Proc IEEE Symp Vis Lang Hum Centric Comput (VL\/HCC)"},{"key":"ref12","doi-asserted-by":"publisher","DOI":"10.1109\/BLOCKS.2015.7369000"},{"key":"ref13","author":"galles","year":"2020","journal-title":"Data Structure Visualizations"},{"key":"ref14","doi-asserted-by":"publisher","DOI":"10.1145\/774833.774846"},{"key":"ref15","doi-asserted-by":"publisher","DOI":"10.1145\/2445196.2445368"},{"key":"ref16","doi-asserted-by":"publisher","DOI":"10.2200\/S00684ED1V01Y201511HCI033"},{"key":"ref17","doi-asserted-by":"publisher","DOI":"10.1006\/jvlc.2002.0237"},{"key":"ref18","doi-asserted-by":"publisher","DOI":"10.1145\/2538862.2538902"},{"key":"ref19","doi-asserted-by":"publisher","DOI":"10.1145\/1963533.1963539"},{"key":"ref28","doi-asserted-by":"publisher","DOI":"10.1145\/3159450.3159457"},{"key":"ref4","doi-asserted-by":"publisher","DOI":"10.1109\/VLHCC.2019.8818762"},{"key":"ref27","doi-asserted-by":"crossref","first-page":"109","DOI":"10.1145\/330908.331829","article-title":"JHAVÉ—An environment to actively engage students in Web-based algorithm visualizations","author":"naps","year":"2000","journal-title":"Proc 31st SIGCSE Techn Symp Comput Sci Educ"},{"key":"ref3","doi-asserted-by":"publisher","DOI":"10.1145\/3059009.3072972"},{"key":"ref6","doi-asserted-by":"publisher","DOI":"10.1145\/2157136.2157297"},{"key":"ref29","doi-asserted-by":"publisher","DOI":"10.1145\/3291279.3339404"},{"key":"ref5","doi-asserted-by":"publisher","DOI":"10.1145\/3328778.3366865"},{"key":"ref8","doi-asserted-by":"publisher","DOI":"10.1145\/2839509.2844635"},{"key":"ref7","doi-asserted-by":"publisher","DOI":"10.1145\/1121341.1121388"},{"key":"ref2","author":"almende","year":"2020","journal-title":"vis js Community Edition*"},{"key":"ref9","doi-asserted-by":"publisher","DOI":"10.1145\/1227310.1227316"},{"key":"ref1","doi-asserted-by":"publisher","DOI":"10.3991\/ijet.v14i10.10051"},{"key":"ref20","doi-asserted-by":"publisher","DOI":"10.1145\/3293881.3295779"},{"key":"ref22","doi-asserted-by":"publisher","DOI":"10.1145\/1227504.1227388"},{"key":"ref21","author":"mackenzie","year":"2013","journal-title":"Human-Computer Interaction An Empirical Research Perspective"},{"key":"ref24","doi-asserted-by":"publisher","DOI":"10.1080\/08993408.2013.832022"},{"key":"ref23","doi-asserted-by":"publisher","DOI":"10.1145\/1868358.1868363"},{"key":"ref26","doi-asserted-by":"publisher","DOI":"10.1145\/960568.782998"},{"key":"ref25","doi-asserted-by":"publisher","DOI":"10.1145\/3350768.3351303"}],"container-title":["IEEE Transactions on Education"],"original-title":[],"link":[{"URL":"http:\/\/xplorestaging.ieee.org\/ielx7\/13\/9768146\/09540217.pdf?arnumber=9540217","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2023,1,9]],"date-time":"2023-01-09T12:19:57Z","timestamp":1673266797000},"score":1,"resource":{"primary":{"URL":"https:\/\/ieeexplore.ieee.org\/document\/9540217\/"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2022,5]]},"references-count":37,"journal-issue":{"issue":"2"},"URL":"https:\/\/doi.org\/10.1109\/te.2021.3109604","relation":{},"ISSN":["0018-9359","1557-9638"],"issn-type":[{"value":"0018-9359","type":"print"},{"value":"1557-9638","type":"electronic"}],"subject":[],"published":{"date-parts":[[2022,5]]}}}