The CTiS (Computational Thinking in Schools) conference is an annual event organised by the ACM, India (Association for Computing Machinery, India) and the CSpathshala community. It aims to bring together teachers, educators and researchers to discuss issues of curriculum, pedagogy, policy and implementation, related to bringing computational thinking to schools. The first CTiS conference was held in Pune in April 2019, the second and third editions of the conference were held as virtual events in October 2020 and September 2021 respectively. All three editions were greatly successful and were well received by teachers and educators.