| Abbreviation | Definition |
|---|---|
| CRLL | Culturally Relevant Leadership Learning |
| CRLT | Connie Rothman Learning Trust |
| CROME | Castle Rock Online Multimedia Education |
| CROW | Children Rate Outstanding Writers |
| CROW | Course Resources On the Web |
| CRP | Core Reading Program |
| CRPE | Center for Reinventing Public Education |
| CRPE | Center on Reinventing Public Education |
| CRQ | Constructed Response Question |
| CRS | Child Restraint System |
| CRSE | Center for Relationship Sexuality Education |
| CRSE | Center for Robotic Simulation and Education |
| CRSE | Centre for Religious and Spirituality Education |
| CRSE | Culturally Responsive Sustaining Education |
| CRSEA | Colorado Retired School Employees Association |
| CRSS | Consortium To Restructure Secondary Schools |
| CRT | Criteria Reference Test |
| CRT | Criterion Referenced Test |
| CRTA | California Retired Teachers Association |
| CRTE | Consortium for Research in Teacher Education |