PomoPlanner - PomoPlanner.app is a pomodoro-based daily planner webapp that allows you to plan and track your main daily tasks, mini-tasks, physical exercise but also to take notes on things you're grateful about, things you've learned and more!
Kids First - Kids Videos and Nursery Rhymes – Kids First is a free kid education app developed and published by USP Studios.
FocusList - Daily planner & focus timer based on timeboxing and pomodoro
YouTube Kids - YouTube for the youngins on iOS and Android
Be Focused by XWaveSoft - Simple Pomodoro timer in your Mac's menu bar
ChuChu TV LITE - ChuChu TV LITE Best Nursery Rhymes Videos For Kids is an interesting app to stream more than 1000 videos.