“…mathematics or other applications (Silvestre & Jacinto, 2021). Hence our motivation to study this topic, in addition to the fact that this study is part of a more comprehensive research on the use of ES in the teaching of geometry and measurement (GM), having already published articles involving the use of Kahoot (Nunes et al, 2018), Modellus, Scratch (Nunes et al, 2020), GeoGebra, Texas Ti-Nsipre (Nunes et al, 2021b), Socrative, and Quizizz (Nunes et al, 2021a), among others. This work consists of a teaching experience in the 7th grade of Portuguese basic education, with the purpose, not only of exploring and describing implications at a behavioral level, but also in the students' learning, when faced with the adoption of a pedagogical practice that involves the use of ES Plickers, in the approach of contents of the theme similarities, of the domain GM.…”