Last time i have wrote that i had 6 experiments, which will be in topics.
I have now 9 in total now or more and it will be available in the book i currently make with my brother.
The succeded experiments and those who didn't worked, doesen't involve :
- choir
- perlite
- live sphagnum moss
- dead (brown) sphagnum moss
I will announce where the book will be available.