Tags: mathematics, sex
Posted October 31, 2019 at 11:57 am
Wow! The new book has been top 50 on amazon for 48 hours now. Thanks so much, geeks!
Posted October 30, 2019 at 11:44 am
Thanks everyone! We hit #13 on all books on amazon yesterday. Hope you like your books!
Posted October 29, 2019 at 07:32 am
Posted October 29, 2019 at 07:24 am
Posted October 29, 2019 at 07:22 am
