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Products Explore what CodeHS has to offer for districts, schools, and teachers
- Elementary | Middle
- CodeHopStandards aligned coding for districts
- TynkerGamified coding and apps
- TypingEasy to use typing for schools
- Middle | High
- CodeHS ProComprehensive CS platform
- CertificationsIndustry based credentials for CTE
- AI
- AI CreatorEasily create lessons with AI
- BoolAI coding and prototyping
- Use Cases
- DistrictsComprehensive solutions for districts
- SchoolsTools and resources for schools
- TeachersEmpower educators in the classroom
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Platform
Curriculum
Computer Science Curriculum

Customizable K-12 Computer Science Curriculum
Overview
Curriculum Customizable K-12 Computer Science Curriculum
Professional DevelopmentPD
Professional Development

Online & In-Person Training for Teachers
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Professional Development Online & In-Person Training for Teachers
Online IDE
Online IDE

Write, Run, & Debug Code in an Online IDE
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- Python
- Java
- HTML
- C++
- SQL
Online IDE Write, Run, & Debug Code in an Online IDE
- Online IDE
- JavaScript
- Python
- Java
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- Karel
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Resources

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CodeHS Glossary

join() Python

The `join()` method takes all items in a collection and joins them into one string