Magical Slate | Greenboard -Back to School Greenboard offers a delightful, modern mobile learning experience. It's Simple Magical Slate for Everyone. You can Draw or Write anything on this Digital and Virtual Magical Greenboard Magical Slate with Fun. This Magical Slate application is specially designed for people of every age groups. Everyone can write, learn, play, colour and design with this Magical Simple and User friendly Greenboard Slate App. By using “Greenboard - Magic Slate” app you