XELLO STUDENT LOGIN

​Students will log in using the following credentials:
Username: 1000XXXXX@csisd.org (must include the csisd.org)
Password: Your CSISD password

---

COURSE REGISTRATION PRESENTATION VIDEO

XELLO HOW-TO VIDEO

COURSE PLANNING GUIDE 2026-27

REGISTRATION CHEAT SHEET

CTE TRANSFER APPLICATION
​

BRYAN CTEC APPLICATION

ADVANCED ACADEMICS OVERVIEW

CHOOSING A MATH COURSE

CHOOSING AN ENGLISH COURSE

ENGLISH COURSES

CHOOSING A SCIENCE COURSE

CHOOSING A SOCIAL STUDIES COURSE

TEXAS FIRST DIPLOMA​

---

FOR CURRENT 9th, 10th, and 11th Graders:

---