SteenTrain is offering daily 30 min online Play-Breaks for individuals from Monday to Friday. One in Dutch at 12h CET (Amsterdam timezone). One in English at 17h CET.
You can subscribe per week (only 25,- Euro, excl 21% btw when buying from The Netherlands) and attend as many as you like (just 1 or all 5). Subscriptions during the week only are valid until the friday of that same week.