Challenges Facing Computing Teachers in Guyana. - Sue Sentance; Lenandlar Singh; Penelope DeFreitas (SIGCSE, 2020)

Undergraduate Research Experiences: A case study from the Computer Science Department, University of Guyana. - Penelope DeFreitas (CSCI, 2021)

Building ICT skills for Employability: Piloting a virtual training model for the Caribbean School of Data. - Penelope DeFreitas (ICICT, 2022)

An Evaluation of a Hybrid STEM-Robotics Programme for Students with Special Needs in Guyana. - Penelope DeFreitas; Farnaz Baksh; Matevz Borjan Zorec; Joyann Todd; Obena Vanlewin (HCI (44), 2023)

'Guyanese Girls Code' Goes Virtual: Exploring Instructors' Experiences. - Penelope DeFreitas; Alicia Layne (Int. J. Comput. Sci. Educ. Sch., 2023)