My dentist gave me a tongue scraper at my last cleaning; this shit is amazing. Go ahead and brush your tongue with a toothbrush, then scrape it with the scraper and watch dark nasty shit come off of it. Your toothbrush is missing a huge amount of visible material, plus who knows what else at the microscopic level. Try it yourself and you’ll be convinced
Excellent book to give to your kids….This is an awesome field manual for implementing a growth mindset. It teaches kids not to accept their perceived limitations and shows the path to a lifetime of discipline