For bright students, mathematics should be more than repetition. At Royal Fireworks Online Learning, we know that math should be an intellectual challenge that builds deep understanding and sparks curiosity.

This spring, popular instructor Allen Gross will lead a one-semester course in Number Theory, inviting students to explore the elegant structures and logic that underlie mathematics. Through engaging, problem-based lessons, students will develop advanced number sense and learn how mathematical thinking applies both to higher-level studies and to real-world problem-solving.

Number Theory
Instructor: Allen Gross
Student Ages: 10–15
Class Meetings: Thursdays, 11:00 a.m. Eastern Time
Dates: January 15 – May 14, 2026
Cost: $550
Course Highlights:
– Develop strong number sense through challenging, hands-on problem solving.
– Study primes, composites, multiples, divisors, and prime factorization.
– Explore base numbers, modular arithmetic, divisibility rules, and linear congruences.
– Understand how number theory connects to both advanced mathematics and everyday life.

Installment Pay Option: We offer installment payment plans at no additional cost. For more information and to enroll, visit the Online Learning page.

As always, if you have questions or need assistance in selecting a course, feel free to call us at (845) 726-4444. We’re here to help! Our phone lines are open from 9 a.m. to 5 p.m. Eastern Time, Monday through Friday.

Happy learning!
The Royal Fireworks Team