$4,000
This 10 week long internship conducted in Duarte, California is probably the right choice for students who are into science, and who would like to learn more about it by practically spending their time within labs with their mentors. To be eligible to apply for Eugene and Ruth Roberts Summer Student Academy as an intern, you need to be at least 16 years old and a US resident. Think about this, since this is the highest paid internship, and it definitely deserves the first place on our list of 11 highest paying summer internships for high schoolers.