Beside big overload of work, each eployee will have some free time.
You don't need hours to learn something, it can take few moments until you get interested in some topic.
Virtual quiz is an network app which is used by the employees in working environment. Quiz is a collection of questions. Each employee can login and answer the questions in real time. Each time the question is answered, the new one is generated. Employee with the most questions answered by the end of work could get reward, be high on leaderboard or just brag about it.
How would you stage or advertise your hack?
Each employee can make a profile and join the network. It is optional game you can have in your spare time, but also interesting way to spend few moments. Employees could be also creators of questions in some part. Menagement have to be included and propose what topics for questions will be included. It can be seen as a calendar of topics, where each day you can look at different field of knowledge. Employees can look at the calendar learn and prepare for a topic. This way quiz becoming fluid and dynamic, making employees motivated and interrsted.