{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,12,8]],"date-time":"2025-12-08T22:35:11Z","timestamp":1765233311781,"version":"3.28.0"},"reference-count":35,"publisher":"IEEE","license":[{"start":{"date-parts":[[2022,3,28]],"date-time":"2022-03-28T00:00:00Z","timestamp":1648425600000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-029"},{"start":{"date-parts":[[2022,3,28]],"date-time":"2022-03-28T00:00:00Z","timestamp":1648425600000},"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":[],"published-print":{"date-parts":[[2022,3,28]]},"DOI":"10.1109\/educon52537.2022.9766579","type":"proceedings-article","created":{"date-parts":[[2022,5,11]],"date-time":"2022-05-11T20:32:32Z","timestamp":1652301152000},"page":"79-85","source":"Crossref","is-referenced-by-count":1,"title":["Clustering Young Children\u2019s Coding Project Scores with Machine Learning"],"prefix":"10.1109","author":[{"given":"Apittha","family":"Unahalekhaka","sequence":"first","affiliation":[{"name":"Tufts University,Child Study and Human Development,Medford,USA"}]},{"given":"Marina Umaschi","family":"Bers","sequence":"additional","affiliation":[{"name":"Tufts University,Child Study and Human Development,Medford,USA"}]}],"member":"263","reference":[{"key":"ref33","doi-asserted-by":"publisher","DOI":"10.1007\/s11423-018-9622-x"},{"key":"ref32","first-page":"10","article-title":"Principal Component Analysis of Students&#x2019; Academic Performance in Mathematics and Statistics","volume":"5","author":"aboagye","year":"2016","journal-title":"American Based Research Journal"},{"key":"ref31","doi-asserted-by":"publisher","DOI":"10.1016\/j.iheduc.2021.100806"},{"journal-title":"Principal Components (PCA) and Exploratory Factor Analysis (EFA) with SPSS","year":"2021","key":"ref30"},{"key":"ref35","doi-asserted-by":"publisher","DOI":"10.1007\/s11423-021-10011-w"},{"key":"ref34","doi-asserted-by":"publisher","DOI":"10.1145\/3287324.3287412"},{"journal-title":"Mindstorms Children Computers and Powerful Ideas","year":"1980","author":"papert","key":"ref10"},{"key":"ref11","doi-asserted-by":"publisher","DOI":"10.1145\/2157136.2157319"},{"journal-title":"ScratchJr &#x2013;DevTech Research Group","year":"2020","key":"ref12"},{"key":"ref13","doi-asserted-by":"publisher","DOI":"10.34190\/ejel.15.4.2368"},{"key":"ref14","first-page":"21","article-title":"Evaluating young children&#x2019;s creative coding: rubric development and testing for ScratchJr projects","author":"unahalekhaka","year":"2022","journal-title":"Educ Inf Technol"},{"key":"ref15","doi-asserted-by":"publisher","DOI":"10.37134\/ajatel.vol8.4.2018"},{"key":"ref16","doi-asserted-by":"publisher","DOI":"10.1016\/j.compedu.2019.103612"},{"key":"ref17","doi-asserted-by":"publisher","DOI":"10.1007\/978-1-4614-7138-7"},{"key":"ref18","doi-asserted-by":"publisher","DOI":"10.1016\/j.compedu.2021.104222"},{"key":"ref19","first-page":"25","article-title":"New frameworks for studying and assessing the development of computational thinking","volume":"1","author":"brennan","year":"2012","journal-title":"Proc 2012 Annu Meet Am Educ Res Assoc"},{"journal-title":"Data considerations for Kruskal-Wallis Test","year":"2021","key":"ref28"},{"key":"ref4","doi-asserted-by":"publisher","DOI":"10.1145\/2485760.2485785"},{"key":"ref27","doi-asserted-by":"publisher","DOI":"10.9781\/ijimai.2018.02.003"},{"key":"ref3","doi-asserted-by":"publisher","DOI":"10.1007\/s10798-017-9400-9"},{"key":"ref6","doi-asserted-by":"publisher","DOI":"10.1016\/j.compedu.2019.04.013"},{"key":"ref29","doi-asserted-by":"publisher","DOI":"10.1080\/09720510.2012.10701623"},{"key":"ref5","doi-asserted-by":"publisher","DOI":"10.1007\/978-3-030-65624-9_5"},{"key":"ref8","doi-asserted-by":"publisher","DOI":"10.1007\/s10798-015-9325-0"},{"key":"ref7","doi-asserted-by":"publisher","DOI":"10.1016\/j.chb.2019.01.008"},{"key":"ref2","doi-asserted-by":"publisher","DOI":"10.1080\/08993408.2019.1696169"},{"key":"ref9","doi-asserted-by":"publisher","DOI":"10.1016\/j.compedu.2013.10.020"},{"key":"ref1","first-page":"73563311987290","article-title":"Using ScratchJr to Foster Young Children&#x2019;s Computational Thinking Competence: A Case Study in a Third-Grade Computer Class","author":"chou","year":"2019","journal-title":"J Educ Comput Res"},{"key":"ref20","doi-asserted-by":"publisher","DOI":"10.1109\/TETC.2017.2734818"},{"key":"ref22","doi-asserted-by":"publisher","DOI":"10.1145\/3159450.3159522"},{"key":"ref21","doi-asserted-by":"publisher","DOI":"10.1016\/j.compedu.2011.08.006"},{"journal-title":"Coding as Another Language","year":"2021","key":"ref24"},{"key":"ref23","doi-asserted-by":"publisher","DOI":"10.1145\/3341525.3387379"},{"key":"ref26","doi-asserted-by":"publisher","DOI":"10.1080\/08993408.2021.1956216"},{"key":"ref25","first-page":"12","article-title":"Computing Krippendorff&#x2019;s Alpha-Reliability","author":"krippendorff","year":"2011"}],"event":{"name":"2022 IEEE Global Engineering Education Conference (EDUCON)","start":{"date-parts":[[2022,3,28]]},"location":"Tunis, Tunisia","end":{"date-parts":[[2022,3,31]]}},"container-title":["2022 IEEE Global Engineering Education Conference (EDUCON)"],"original-title":[],"link":[{"URL":"http:\/\/xplorestaging.ieee.org\/ielx7\/9766427\/9766377\/09766579.pdf?arnumber=9766579","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2022,6,20]],"date-time":"2022-06-20T21:16:47Z","timestamp":1655759807000},"score":1,"resource":{"primary":{"URL":"https:\/\/ieeexplore.ieee.org\/document\/9766579\/"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2022,3,28]]},"references-count":35,"URL":"https:\/\/doi.org\/10.1109\/educon52537.2022.9766579","relation":{},"subject":[],"published":{"date-parts":[[2022,3,28]]}}}