Send a Message to World Mental Calculation (Daniel)
The best way is to email me at admin@worldmentalcalculation.com
- Inquiries about bookings for workshops and talks
- Inquiries about private coaching and other training
- Hiring me to produce educational content
- Quick questions about information on this site
Please note that I do not organize any of the competitions referenced on this website—you should contact the individual organizers if you have questions about any of those.