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South Texas ISD World Scholars

South Texas Independent School District

South Texas ISD World Scholars

Edinburg, Texas

503 students

High School, Grades 9–12

(956)383-1684

503

Students

12.4:1

S:T Ratio

School Snapshot
Key metrics at a glance
Avg SAT Score

1,160

B+

out of 1600
Good
Avg ACT Score

24

B+

out of 36
Good
AP Courses

1

C+

courses offered
Average
AP Enrollment

57%

B

of students
Excellent
Student-Teacher Ratio

12:1

A-

students per teacher
Good
Graduation Rate

95%

A+

Excellent
Reading Proficiency

86%

A

Excellent
Math Proficiency

40%

B-

Average
This Week at South Texas ISD World Scholars – August 17, 2026

60 students practicing on Varsity Tutors

SAT Prep

1

A

B

C

D

2

A

B

C

D

3

A

B

C

D

4

A

B

C

D

5

A

B

C

D

1520

0

students

Start practicing →
ACT Prep

36

ENG

MATH

READ

SCI

0

students

Start practicing →
Math

0

students

Start practicing →
English

0

students

Start practicing →
Science

0

students

Start practicing →
Explore practice resources for South Texas ISD World Scholars students
Academic Grades

Select a grade level to explore courses and resources

9
Grade
10
Grade
11
Grade
12
Grade
Academic Resources

Typical courses and practice resources for students at South Texas ISD World Scholars

Biology
9

Cell biology, genetics, evolution, and ecology

AP Biology
AP

College-level biology with lab component

Chemistry
9

Atomic structure, reactions, and stoichiometry

AP Chemistry
AP

College-level chemistry with lab component

Physics
9

Mechanics, waves, electricity, and magnetism

AP Physics 1
AP

Algebra-based mechanics and waves

Environmental Science
9

Ecosystems, human impact, and sustainability

AP Environmental Science
AP

College-level environmental science

World History
9

Global civilizations from ancient to modern times

AP World History
AP

College-level world history analysis

U.S. History
9

American history from colonization to present

AP U.S. History
AP

College-level American history

Standardized Test Dates

Upcoming national, state, and school calendar dates that affect students at South Texas ISD World Scholars.

National Tests

August 1, 2026 – November 30, 2026

ISEE — Fall Testing Season

Testing window

August 3, 2026 – June 30, 2027

SSAT — Flex Testing

Testing window

August 22, 2026

SAT — National

Test date

August 28, 2026

SAT — National

Registration deadline

September 1, 2026

ACT — National

Late registration deadline

September 1, 2026

SAT — National

Late registration deadline
+76 more national tests this school year

State Assessments

November 30, 2026 – December 11, 2026

STAAR — Fall EOC

Testing window
TX

February 15, 2027 – March 26, 2027

TELPAS

Testing window
TX

February 15, 2027 – March 26, 2027

TELPAS Alternate

Testing window
TX

March 15, 2027 – April 16, 2027

STAAR — Alternate 2

Testing window
TX

March 15, 2027 – April 16, 2027

STAAR Alternate 2

Testing window
TX

April 5, 2027 – April 16, 2027

STAAR — Reading Language Arts and English EOC

Testing window
TX
+4 more state assessments this school year
See the full national test & school calendar
After South Texas ISD World Scholars
Where graduates go and what they study
Popular Colleges
1

University of Texas Rio Grande Valley

2

University of Texas - Austin

3

Texas A&M University

4

The University of Texas at San Antonio

5

Rice University

6

University of Houston

7

Texas State University

8

Baylor University

Popular Majors
1

Business

2

Psychology

3

Biology

4

Computer Science

5

Marketing

6

Criminal Justice and Law Enforcement Administration

7

International Business

8

Pre-Law Studies

Varsity Tutors

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ACT Prep

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Study Coach

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1:1 Tutoring

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Live Classes

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Practice Hub

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School Details
Address

510 S Sugar Rd, Edinburg, TX 78539

Phone

(956)383-1684

District

South Texas Independent School District

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