# Subjects

> Explore themes and learning methods that become richer across classrooms.

Canonical: https://class2class.org/subjects/

Content contract: 2.0

Revision: 3b0c0b5f-41cf-573e-b390-2dba7401abef

Payload checksum (SHA-256): 3b0c0b5f41cfd73e73902dba7401abeff4ada0926aa9f020cea0b50841a054e9

Locale: en

First published: 2026-07-22T14:19:26.000Z

Last updated: 2026-07-22T14:19:26.000Z

## A useful place to begin

Choose a direction, open a source-backed example, and follow the related paths when you are ready to go deeper.

Global citizenship

### [Global citizenship](/projects/)

Help students listen across differences and act on shared challenges.

Sustainable development

### [The SDGs](/sdg-calendar/)

Connect curriculum to the SDGs through questions students can investigate together.

Design thinking

### [Design thinking](/success-cases/cut-bullying-out-international-student-collaboration/)

Move from empathy to ideas, prototypes, feedback, and reflection.