NEC emphasizes tutoring in Mathematics, English, and SAT/ACT test preparation, but students may also receive Spanish and Science tutoring by arrangement. All classes are taught by qualified instructors with undergraduate and/or graduate degrees in their fields as well as relevant teaching and work experience.

Each class consist of one qualified instructor and 2-8 students, with 5 students on average per class. Separated into Junior and Senior Departments, Junior level classes are for grades K-8 and will be divided by grade level. Senior level classes are all-inclusive of students in any high school grade level 9-12. For exceptional students or those seeking more challenging materials, students may take classes in a higher grade level.

Junior level English classes include Vocabulary/Spelling, Grammar/Writing, Reading Comprehension/Literature, and Research/Technology Competence. Junior level math classes include Number Sense, Estimation and Measurement, Analytical and Geometric Methods, Data Analysis, and Probability.

Senior level English classes include Grammar, Vocabulary, Reading Comprehension, and Essay Writing. Senior level math classes include Algebra 1 & 2, Geometry, Trigonometry, Calculus, Statistics, AP Classes, and SAT/ACT preparation.

NEC also offers morning Kindergarten classes with music and art appreciation and other fun activities each day.