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Charter Institute at Erskine
Thornwell Charter School

Charter Institute at Erskine

Thornwell Charter School

Clinton, South Carolina

299 students

High School, Grades KG–10

(864)808-0801

299

Students

12.3:1

S:T Ratio

School Snapshot
Key metrics at a glance
Student-Teacher Ratio

12:1

A-

students per teacher
Good
This Week at Thornwell Charter – August 19, 2026

35 students practicing on Varsity Tutors

SAT Prep

1

A

B

C

D

2

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B

C

D

3

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B

C

D

4

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B

C

D

5

A

B

C

D

1520

0

students

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ACT Prep

36

ENG

MATH

READ

SCI

0

students

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Math

0

students

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English

0

students

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Science

0

students

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Explore practice resources for Thornwell Charter students
Academic Grades

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Academic Resources

Typical courses and practice resources for students at Thornwell Charter School

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

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School Details
Address

203 West Calhoun Street, Clinton, SC 29325

Phone

(864)808-0801

District

Charter Institute at Erskine

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