15 After School Activities for Teens

If you're a high school student looking to make the most of your time outside the classroom, a structured after-school activity can be a good option to explore. These activities often combine skill-building, mentorship, or competition with a tangible outcome, whether that's a research paper, a portfolio, or a tournament record. Whether your interests lie in research, debate, robotics, or the arts, these activities can help you build a track record you can speak to in college applications and interviews.

Why Do After-School Activities Matter for High Schoolers?

An after-school activity can help you build leadership, collaboration, and subject-specific skills outside of a typical classroom setting. Depending on the activity you choose, you could compete in a national tournament, publish a piece of writing, or contribute to an ongoing research project. Whether you're drawn to something competitive, creative, or community-focused, you can find an activity suited to your interests and level of commitment.

To help you get started, here are 15 after-school activities for teens.

If you’re looking for online summer research programs, check out our blog here.

Key takeaways

• These activities span academic research, AI, debate, robotics, journalism, entrepreneurship, performing arts, and community service, so students with a wide range of interests can find an after-school activity that produces a tangible, college-application-ready outcome.

• Several activities produce verifiable credentials that are difficult to replicate in a classroom, including Lumiere and Veritas AI (research papers and publications), debate and Model UN (ranked tournament records), DECA (national competition placements), and FIRST Robotics (engineering competition results).

• Most activities on this list are accessible without a formal application or cost, including debate team, robotics club, student government, journalism, peer tutoring, and community science projects, while programs, such as Lumiere and Veritas AI, offer need-based financial aid for students who need it.

• The most competitive versions of any activity, whether a national debate tournament, a varsity leadership role, or a published research paper, carry significantly more weight in college applications than casual participation, so depth of commitment matters more than breadth.

1. Lumiere Research Scholar Program

Location: Virtual

Cost: Varies according to program | Financial aid available

Dates: Multiple cohorts throughout the year

Application Deadline: Varies by cohort

Eligibility: Currently enrolled high school students (grades 9–12)

Founded by Harvard and Oxford PhD researchers, the Lumiere Research Scholar Program pairs you with a PhD mentor from a university like Harvard, MIT, Stanford, Yale, Duke, or LSE to work one-on-one on an independent research project over 12 weeks. You will walk away with a completed research paper in your own name, which you can submit to academic journals and reference directly in your college applications. You can also opt into earning three post-baccalaureate credits from UC San Diego Extended Studies upon program completion. The Lumiere Research Inclusion Foundation offers fully funded spots for qualifying students from lower-income households. If you are looking for an after-school activity that ends with a tangible, publishable academic credential, you can learn more and apply here.

2. Veritas AI

Location: Virtual

Cost: Varies by program and cohort | Need-based financial aid available

Dates: Multiple cohorts throughout the year

Application Deadline: Rolling: Spring (January), Summer (May), Fall (September), Winter (November). You can apply to the program here.

Eligibility: High school students and advanced middle school students | AI Fellowship applicants should have completed AI Scholars or have demonstrated experience with AI concepts or Python

Built around the premise that high schoolers can do real AI research, Veritas AI was founded and is run by Harvard graduate students. The AI Scholars track is a 10-week introduction to machine learning, neural networks, and Python-based data science through hands-on group projects. The AI Fellowship extends to 12 to 15 weeks of one-on-one mentorship, through which you develop an original AI model in a field of your choosing and present it in a public showcase. Both programs can lead to UC San Diego Extended Studies credit upon completion.

3. Debate Team

Competitive debate stands among the most academically rigorous structured activities available at the high school level. Formats including Policy, Lincoln-Douglas, and Public Forum each demand a different combination of research depth, logical reasoning, and rapid verbal argumentation. You will read primary sources, build arguments, and refute opposing claims under timed pressure, skills that transfer directly to college writing, law, and policy work. Local debate success can qualify you for regional, state, and national tournaments, creating a verifiable, ranked competition record that holds weight in college applications. Most schools field a team, and many states also run independent leagues open to all students.

4. Robotics Club

Through hands-on engineering challenges, robotics clubs ask you to apply programming, physics, and mechanical design in real time under competitive conditions. Programs like FIRST Robotics Competition (FRC) and FIRST Tech Challenge (FTC) run structured seasons that culminate in regional and national tournaments, giving your work a direct competitive context and a public outcome. You will write code, test hardware, iterate on failures, and present your robot to judges. FIRST Robotics Competition, in particular, is highly selective at its national levels and is recognized by engineering schools as a meaningful extracurricular signal. Teams often collaborate with industry sponsors, which adds a professional dimension to the experience.

5. Model United Nations

Modeled on the procedures of the United Nations General Assembly and its subsidiary bodies, Model UN asks you to represent a country, research its foreign policy positions, and negotiate resolutions with other delegates across a formal conference weekend. Circuits range from local high school events to nationally competitive programs like North American Invitational Model United Nations (NAIMUN), Berkeley Model United Nations (BMUN), and Harvard Model United Nations (HMUN), where delegate performance is judged, and awards are presented. You will write formal position papers, draft resolutions, and practice parliamentary procedure across multiple rounds. A strong conference track record across several competitive circuits constitutes a verifiable diplomatic credential that reads clearly on a college application.

6. Student Government

Running for and serving in student government builds skills in constituency management, public speaking, proposal writing, and organizational leadership in a real institutional context. You will draft policy proposals for your school administration, manage budgets for student events, and represent your peers in formal decision-making processes. The credential value increases significantly when you hold an elected leadership role, such as class president or student body treasurer, rather than a general committee seat. Colleges read student government involvement as evidence of social initiative and leadership, particularly when you can point to specific policies or measurable changes you drove. There is no application or cost; you run for election within your school.

7. Journalism and School Newspaper

Writing for your school newspaper or literary magazine gives you a portfolio of published work, which is more concrete than most humanities-focused after-school activities for teens. You will learn to interview sources, structure arguments for a general audience, meet editorial deadlines, and adapt your writing across formats, from news to opinion to long-form feature. Photography, layout design, and digital publishing are often part of the role as well. If you rise to an editorial leadership position, you gain direct experience managing contributors, making content judgment calls, and sustaining a publication on a deadline-driven schedule. Many school newspapers operate as independent student enterprises with real readership.

8. Coding Bootcamps

Structured around intensive, project-based learning, coding bootcamps for high school students teach programming fundamentals, web development, or data science over a set number of weeks. Options range from free online programs like Harvard's CS50 and freeCodeCamp to paid cohort programs run by universities and ed-tech organizations. You will build projects you can add to a portfolio or publish on GitHub, creating a verifiable, linkable record of technical skill. Unlike a class grade, a working project you built and deployed gives college admissions officers and future employers something concrete and testable to evaluate. Look for programs that award certificates or let you make your projects publicly accessible.

9. Community Science Projects

Citizen science platforms connect you with real ongoing research by having you collect, classify, or analyze data for professional scientists across active studies. Platforms including iNaturalist, Zooniverse, and SciStarter host projects spanning ecology, astronomy, public health, linguistics, and more, all of which run continuously and welcome new contributors. Some programs offer formal recognition or, for sustained high-quality contributions, co-authorship credit on published findings. If you commit to a single project across multiple months and make a measurable contribution, it becomes a research-adjacent credential that supports STEM-focused college applications. The barrier to entry is low, but the depth of engagement is entirely up to you.

10. Entrepreneurship Clubs

Programs like DECA and Junior Achievement give your entrepreneurship work a formal, competitive context, running structured seasons that progress through regional, state, and national championships, with judged presentations at every level. You will develop business ideas, create financial projections, conduct market research, and pitch to judges or real stakeholders under competition conditions. Leadership within the club structure adds a separate credential in team management and organizational initiative. A strong DECA placement at the state or national level is a competitive credential that holds up alongside more traditional academic achievements on a college application. Entrepreneurship clubs are also one of the few spaces in high school where you can fail, iterate, and learn from that failure in a low-stakes setting.

11. Theater and Performing Arts

Performing arts programs in high school build discipline, memorization, physical presence, and collaborative rehearsal skills across semester-long production cycles. You will audition, rehearse, navigate tech week, and perform in front of a live audience, with each production functioning as a completed project with a public outcome and a reviewable record. Directors, stage managers, and technical crew roles offer leadership credentials alongside the performance track. Sustained involvement across multiple productions, especially in lead or technical direction roles, demonstrates the kind of long-term commitment and creative responsibility that colleges recognize. Theater also pairs naturally with writing, music, and design pursuits when building a multidisciplinary arts profile.

12. Art and Music Programs

Dedicated art and music programs at the high school level, from orchestra and jazz ensemble to studio painting and ceramics, allow you to build a portfolio or performance record across multiple years. The college application process for arts-focused programs and conservatories often includes a separate portfolio or audition requirement, making a consistent multi-year body of work particularly valuable in that context. You will develop technical skill, creative discipline, and the habit of producing finished work on a schedule across a range of assignments and projects. Students who pursue art or music at a competitive level, such as state youth orchestra or regional art exhibitions, develop a credential that stands distinct from the academic profile most applicants present.

13. Sports

Team and individual sports build physical discipline, coachability, and the ability to perform under pressure in front of an audience across a structured competitive season. Multi-year varsity participation, captaincy, or involvement in competitive travel leagues signals dedication and leadership to admissions readers. For students with genuine athletic talent, sport becomes a direct pathway to recruited athletic admissions across Division I, II, and III programs at colleges nationwide. Competitive sports provide measurable achievements through tournament placements, league standings, individual awards, and leadership roles. These accomplishments are often publicly verifiable and easy to communicate in college applications and scholarship materials. Sports remain one of the most accessible and impactful after-school activities for teens.

14. Volunteering and Community Service

Volunteering offers meaningful opportunities to contribute to local communities while developing leadership and organizational skills. Students can support causes related to healthcare, education, environmental sustainability, food security, and social justice through schools, nonprofits, and community organizations. The value of volunteering increases significantly when it is sustained over an extended period and connected to a specific area of interest. Colleges tend to value long-term commitment and measurable impact more highly than a large number of short-term service experiences. You can strengthen this extracurricular by taking on leadership responsibilities, organizing community initiatives, or documenting the outcomes of your work. 

15. Peer Tutoring

Serving as a peer tutor, whether through a formal school program or an independently arranged commitment, develops communication skills, deepens your own subject mastery, and positions you as a subject-matter resource within your school community. Many schools run structured tutoring programs where upperclassmen work with underclassmen in math, science, writing, or a foreign language across regular sessions throughout the semester. The credential value increases when you can document the scope of your commitment, the number of students you worked with, and any measurable outcome. The strongest version of peer tutoring involves a defined scope, a consistent schedule, and outcomes you can speak to specifically in a college interview or personal statement. It is among the most accessible of all after-school activities for teens, with no external application required.

Frequently asked questions

What are the best after-school activities for high school students?

The best activities depend on a student's interests and goals. Students drawn to research might consider the Lumiere Research Scholar Program or Veritas AI. Those interested in STEM competitions might consider robotics or science fairs, students focused on leadership might consider student government or Model UN, and those interested in the arts or performance might pursue theater, music, or journalism.

Which after-school activities are most valuable for college applications?

Activities that produce verifiable, public outcomes tend to carry the most weight, including competitive debate and Model UN tournament records, published research through Lumiere or Veritas AI, FIRST Robotics national competition results, DECA state or national placements, and elected leadership roles in student government or journalism editorial positions.

Are there after-school research activities for high school students?

Yes, Lumiere Research Scholar Program pairs students one-on-one with a PhD mentor to produce an independent research paper over 12 weeks, and Veritas AI offers a similar structure focused specifically on AI research. Community science platforms, such as iNaturalist and Zooniverse, also offer research-adjacent contributions that can support STEM-focused applications.

How do I choose the right after-school activity as a high school student?

Start by identifying activities that connect to a genuine interest rather than choosing based on perceived prestige. Consider whether the activity produces a concrete outcome, such as a research paper, a published article, a tournament record, or a portfolio, that you can speak to specifically in applications and interviews. Depth of commitment over multiple years is generally more valuable than trying many activities briefly.

Stephen is one of the founders of Lumiere and a graduate of Harvard College, where he earned an A.B. in Statistics. He founded Lumiere as a PhD student at Harvard Business School. Lumiere is a selective research program where students work 1-1 with a research mentor to develop an independent research paper.