PruébaT is an online learning platform developed by the Fundación Carlos Slim A.C. that offers free learning experiences to students, teachers, and parents to strengthen their knowledge and skills for lifelong learning. The platform offers a variety of challenges, puzzles, and quizzes that allow users to earn crystals and coins, unlock new games, and receive rewards.

To start using PruébaT, users need to create an account by selecting "Enter" and then "Register" to fill out their personal information. Once registered, users can explore the platform's mythical places, solve puzzles, and complete various tests. Additionally, users can stay alert for notifications and challenges, complement their learning adventure with courses and readings within the platform, and become a hero by testing their knowledge and skills with PruébaT.