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K12 Academics · School Type Guide

Online Schools

A clear, plain-English guide to online (virtual) schools — how K–12 online learning works, public vs. private options, costs, who they suit, and how to find one.

Type
Public or private
Grades
K–12
Setting
Fully online
Pace
Set or self-paced
Admission
Enrollment / application
Cost
Free (public) / tuition
What It Is

What is a Online Schools?

An online school (or virtual school) delivers K–12 education over the internet, so students learn from home or anywhere with a connection. Online schools include tuition-free public options (virtual charters and state-run programs) and private online schools, and range from fully independent study to live, scheduled virtual classes.

Where It Came From

History & origins

Online K–12 schooling grew through the 2000s and 2010s and expanded dramatically after 2020. Today most states offer some form of public virtual schooling, alongside established private and district online programs.

The Approach

Philosophy & approach

Online schools offer flexibility and accessibility — reaching students who need a different pace, location, or schedule than a brick-and-mortar school, from athletes and performers to medically fragile students, rural families, and those seeking a customized path.

The Learning

Curriculum & academics

Curriculum is delivered through a learning management system with lessons, assignments, and assessments. Models vary: synchronous (live virtual classes on a schedule), asynchronous (self-paced), or blended. Public online schools follow state standards and testing.

Inside the School

The classroom & school day

The "classroom" is a computer: students work through online lessons, join video sessions, and communicate with teachers digitally. Success depends on self-discipline, time management, reliable internet, and family support — especially for younger students, who often need a parent "learning coach."

Ages & Grades

Grade levels & structure

Online schools serve kindergarten through grade 12. Some specialize in certain grade bands; many offer full K–12. Course-only virtual options also exist to supplement a traditional school.

Getting In

Admissions & enrollment

Public online schools (virtual charters, state programs) are free and enroll residents, sometimes with a lottery. Private online schools admit by application and charge tuition. Requirements and enrollment windows vary by program and state.

Paying for It

Costs & financial aid

Public online schools are free (often providing a computer and materials); private online schools charge tuition. Families should confirm what technology, materials, and support are included.

Oversight

Accreditation & governance

Reputable online schools are accredited and, if public, accountable to the state like other public schools. Because quality and legitimacy vary, families should verify accreditation and state approval before enrolling.

Is It Right?

Is a Online Schools right for your child?

Online school suits self-motivated learners and families needing flexibility — for schedules, health, travel, safety, pace, or location. It requires strong self-discipline and adult support (especially for younger children), and offers less in-person social interaction, which some families supplement with activities.

How It Compares

How it compares to other schools

Online schools differ from traditional in-person schools in delivery, not necessarily in status: they can be public (free) or private (tuition). They overlap with homeschooling in flexibility, but an online school provides the curriculum, teachers, and (if public) accountability, whereas homeschooling is parent-directed.

Find One

Finding Online Schools

Ready to explore specific schools? K12 Academics lists thousands of schools of every type across the country.

At a Glance

Key facts

Trusted Sources

Where to learn more

To learn more and find specific schools: