Varia Vol. 122, 2022/3 - 168 pagesPages 399 to 404Introduction to the special issue. Designing instruction for learning technologiesBy André TricotPages 405 to 437Increasing learner interactions with E-learning systems can either decrease or increase cognitive load depending on the nature of the interactionBy Ali Darejeh, Nadine Marcus, John SwellerPages 439 to 470Ego or Heterocentric? Effects of The Perspective of Video or Pictures Instructions on Procedural LearningBy Leslie Jannin, Franck Ganier, Philine de VriesPages 471 to 512Transfer of learning in young children: Magic digital or similarity-based?By Wilfried T. Mombo, Jérôme ClercPages 513 to 536Learning by tablet-based drawing: Effects of verbal support among secondary-school studentsBy Julie Rochat, Éric Jamet, Estelle MichinovPages 537 to 561Investigating the impact of gender-differences and spatial ability on learning from instructional animationsBy Ruchi Gupta, Nadine Marcus, Paul Ayres