The FTC's FAQ page on COPPA compliance concurs: https://www.ftc.gov/tips-advice/business-center/guidance/complying-coppa-frequently-asked-questions https://www

The FTC's FAQ page on COPPA compliance concurs: https://www.ftc.gov/tips-advice/business-center/guidance/complying-coppa-frequently-asked-questions https://www.ftc.gov/tips-advice/business-center/guidance/com... >If you choose to block children under 13 on your general audience site or service, you should take care to design your age screen in a manner that does not encourage children to falsify their ages to gain access to your site or service. Ask age information in a neutral manner at the point at which you invite visitors to provide personal information or to create a user ID. > In designing a neutral age-screening mechanism, you should consider: [...] Avoiding encouraging children to falsify their age information, for example, by stating that visitors under 13 cannot participate or should ask their parents before participating. In addition, simply including a check box stating, “I am over 12 years old” would not be considered a neutral age-screening mechanism.