Dual Enrollment

Horizon High School, in partnership with Rio Salado Community College, offers the opportunity for students to earn up to two years of college credit without having to leave campus. Our dedicated Dual teachers are certified to instruct college-level courses, and our curriculum is thoughtfully reviewed every year.

College courses offered at Horizon  

• English 5-6 (Pure Dual) - ENG 110 (3) and ENG (111)
• ENG 101/102 (Pure Dual) - ENG 101 (3) and ENG 102 (3)
• College Algebra and Functions (Pure Dual) - MAT 152 (3)
• Pre-Calculus - MAT 188 (4)
• Honors Pre-Calculus - MAT 188 (4)
• AP Calculus AB - MAT 221 (3)
• AP Calculus BC - MAT 221 (3) and MAT 222 (3)
• American History  - HIS 103 (3) and HIS 104 (3)
• Anatomy & Physiology - BIO 160 (4)
• Honors Biology (Pure Dual) - BIO 100 (3)
• Biology (Pure Dual) - BIO 100 (3)
• Intro to the Marketplace - GBS 151 (3)
• Marketing 1-2 - MKT 271 (3)
• Honors Spanish 5-6 - SPA 101 (3) and SPA 102 (3)
• Honors Spanish 7-8 - SPA 201 (3) and SPA 202 (3)
• AP Spanish 9/10 - SPA 225 (3) and SPA 226 (3)

Pure Dual refers to classes offered at Horizon where the students must be admitted, registered and paid for the entire class in order to enter and remain in the class.

We do require payment to hold a seat as space is limited. 

The following classes are Pure Dual:

• English 5-6 DE

• ENG 101-102 

• Biology DE 

• Honors Biology DE 

• College Algebra DE