Our staff is built to teach each student individually, to develop the skills they need to thrive in mathematics, and to foster a love of learning.

Stephen Hall-Nunez

Hello, I’m Stephen! I’m 16 years old and going into my junior year at Guilford High School. I’m a part of the local Science Olympiad and FIRST robotics teams, play the cello, and am learning German. I love tutoring, and in addition to working at Mathnasium, I have tutored children for free through an online organization for low-income families.

Addison Widlitz

Addison is a senior attending Guilford High School. Math has always been her favorite subject, and she plans to study applied mathematics in college. She enjoys playing lacrosse, practicing piano, and collecting coins during her free time. She likes to help her community by participating in Guilford High School's theater program, organizing and running peer tutoring at her school, coaching local youth lacrosse teams, and being a member of the National Honors Society. She enjoys working at Mathnasium because she can use her passion for math to make learning easier for all students. Her goal is to create an environment where math is seen as something enjoyable and a lifelong skill.

Samuel Beres

Lead Instructor
Samuel is a junior attending Guilford High School. At the Guilford Mathnasium Samuel is the lead instructor. He discovered his love for math a an early age and he has been perusing it ever since. Samuel is in AP Calculus AB and aspires to be an engineer. In the past Samuel worked at summer camps and spent time delivering meals through meals on wheels. Samuel plays the trumpet in the Guilford High School jazz band and the concert band. In his free time he likes working out, spending time with friends and family and taking part in sports like soccer, badminton, tennis, and mini-golf.

Lorelei Heidkamp

Lorelei is a senior at Guilford High School, where she is currently taking AP Calculus AC. Lorelei became interested in math while taking Algebra 1, and has been passionate about it ever since. Lorelei works with Guilford’s youth as the Student Liaison between the GHS Safe School Climate Committee and the Guilford Human Rights Commission. She is an avid learner of German and Spanish, and is involved in National Spanish Honors Society at GHS. Always aspiring to further her worldview, Lorelei has spent her summers solo-traveling in Thailand and Iceland. In her spare time, Lorelei enjoys weightlifting, playing cards, and experimenting with new recipes.

Jack Robbins

Jack is currently a graduate student at the University of Connecticut studying Data Science. He earned a Bachelor’s degree in Biology from UConn and has enjoyed both math and science throughout his time as a student. In both high school and college Jack was a dedicated member of Guilford Rowing and UConn Men’s Crew, where he rowed stroke seat. In his free time, Jack likes spending time in nature or hanging out with his friends.

Our Mathnasium Mission

Teach children math so they understand it, master it, and love it. Math can change their lives, and they can change the world.

What I love about Mathnasium is the ability to teach problem-solving skills and make math make sense, while also making a student smile.
Amber W., Mathnasium Instructor

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