Only if you write your own exercises you will succeed.
Take any newspaper and pick out 10 items.
And connect them.
It is as simple as that.
It takes you about 2 or 3 minutes.
If you drift off into phantasy world, then maybe longer.
However that is also recreational now.
definitely finished by the time you have your coffee in the morning.
Surely, you can find 3 minutes during your day.
And it is fun.
And if you do it in the morning: It really wakes you up.
And your days will be more creative as well.