Hanna Palmér is an Associate Professor in the Department of Mathematics at Linnaeus Univeristy in Växjö, Sweden. Her research is focused on mathematics teaching and learning in preschool, preschool class and primary school. Her special interests are problem solving in mathematics, digital technology in mathematics education and entrepreneurial competences. She is also interested in the professional identity development of mathematics teachers. Jeppe Skott is a Professor in the Department of Mathematics at Linnaeus Univeristy in Växjö, Sweden.