2025-2026 School Calendar
Below is the 2025-2026 school calendar approved by the Cornell School Board on January 16, 2025.
Assessment Testing
2025-2026 Assessment Testing Dates are set by the Pennsylvania Department of Education (PDE). School Districts can select and set the specific testing dates for their district within the PDE testing window.
KEYSTONE EXAMS
The Keystone Exams are end-of-course assessments designed to assess proficiency in the subject areas of Algebra 1, Literature, and Biology. The Keystone Exams are one component of Pennsylvania's statewide high school graduation requirements.
Winter Exams
December 3-17, 2025 (Wave 1)
January 5-16, 2026 (Wave 2)
Spring Exams
May 11-22, 2026
Summer Exams
July 27-31, 2026
PSSA TESTING
The annual Pennsylvania System School Assessment (PSSA) is a standards-based, criterion-referenced assessment which provides students, parents, educators and citizens with an understanding of student and school performance related to the attainment of proficiency of the academic standards. These standards in English Language Arts, Mathematics, and Science and Technology identify what a student should know and be able to do at varying grade levels. School districts possess the freedom to design curriculum and instruction to ensure that students meet or exceed the standards' expectations.
English / Language Arts (Grades 3-8)
April 20-24, 2026
Mathematics / Science / Make-Up Testing (Grades 3-8)
Apirl 27 - May 1, 2026