There is an increasing number of students usingsmartphones and tablets in schools. Mobile devices gained pop-ularity as an educational tool and there are many schools thatused them frequently in educational activities to improve learning.There are many augmented reality (AR) applications availablethat can be used to create educational contents for these mobiledevices. This paper surveys the most popular augmented realityapplications. Our goal is to select AR eco-systems, for educationalpurposes, that are user friendly, that do not require programmingskills and are free, so that they can be used in daily teachingactivities. We also present teaching activities created with thesetools that use different augmented reality technologies for creatinganimations, 3D models and other information to be shown ontop of interactive documents. The examples presented are used ineducational activities in kindergarten and to improve the learningof music and orthographic views in elementary and secondaryschools.info:eu-repo/semantics/publishedVersio
