Thank you for visiting Johnny’s Ambassadors Youth Marijuana Prevention #JustSayKNOW public education campaign! You are likely on this page to learn about the harms of today’s high-potency marijuana and THC products for youth. Please click on one of the graphics below to find help for a teen who is using or educate yourself! All of these materials are free for you, schools, coalitions and community organizations to use “as is” with no modifications. Enjoy!