The TTC college prep test gives you recommendations based on your personality about what type of school is right for you and what major and field of study best suits you. The TTC college prep test was developed by leading researchers who have worked extensively with students and educators who know what keeps them on the right path. Optimize your potential and take the smart approach to a challenging transitional period in young people’s lives with a resource for growth in personal maturity, the TTC college prep test.