There are many activities offered to Sleepy Hollow students during school and before/after school.
- Safety Patrols
- Advanced Academic Opportunities
- Foreign Language in the Elementary School (FLES) for Grades 1-5 in Arabic Language
- Professional Learning Community
- Project LIFT (Literacy Is For Tomorrow) for students in grades 3-5
- PTA Dolphin Fun Zone - PTA supported by staff offer a range of educational after school enrichment classes designed to support school work, and enrich student interests and talents.
- PTA-sponsored enrichment and extra-curricular activities
- Science Fair
- Virginia Readers' Choice
- Waterford Phonemic Awareness Computer System - Kindergarten
- SHES - Daily televised news program, produced by students with staff support to share national, local, and community news and events.