- Intervention program: Cogmed Working MemoryTraining (RoboMemo®, CogMed-Cognitive Medical Systems, Stockholm, Sweden) is an online treatment comprising a number of visuo-spatial and verbal exercises that vary automatically depending on the individual child's performance in any given task. The training period is intensive and includes 25 home session for five weeks, 30-45 minutes each day. A Cogmed-trained coach monitors training progress and participants' commitment daily for all the training period, corresponding to time period T1-T2 for Cluster B and T2-T3 for Cluster A.