I think my favourite practice from the training in becoming a Forest Therapy Guide was keeping a nature journal. It was such a fresh, fun and engaging way to learn about the natural world and quickly improved my observational skills, curiosity and knowledge. Here are some of the reasons I am such a fan of keeping a nature journal:
There are so many resources out there to give you ideas and help you on your way.
John Muir Laws is a passionate advocate of nature journals, and has engaging videos on youtube chock full of practical ideas and tips. You can watch him here.
Paula Peeters also has a great free- ebook with ideas on how to get started with a nature journal, which you can download here