This volume revised versions of the selected papers presented during the&nbsp;Third International Workshop on&nbsp;Advanced Virtual Environments and Education,&nbsp;WAVE 2021, held in Fortaleza, Brazil, in March 2021.&nbsp;&nbsp;<div><br></div><div>The 7 full papers and 4 short papers presented were thoroughly reviewed and selected from the 27 submissions. The papers are organized in the following topical sections: ​learning scenarios and grouping methods; applications and scenarios, phigital, CS education and assessment; human computer interfaces for education, study cases for accessibility and wellbeing.</div>