Product Information
What is Byob (build your own blocks)?
Snap! Social platform. Features include custom (build your own) blocks, first-class procedures (lambda), first-class lists (including lists of lists), and truly first-class object-oriented sprites with prototype inheritance. The download includes source code and documentation; additional tutorials are available at http://byob.berkeley.edu.
How to use Byob (build your own blocks)?
BYOB (Build Your Own Blocks) is a programming language designed for computer science students, extending Scratch's functionality with advanced features like custom blocks, first-class procedures, lists, and object-oriented sprites with prototype inheritance.
Core Functions of Byob (build your own blocks)
Scratch Block Programming
Usage Scenarios of Byob (build your own blocks)
- Computer science students learn advanced programming concepts
- As an extension of Scratch, for kids aged 8-14 to learn programming
- As an offline alternative to Snap! platform
- Beginner-friendly programming learning
- Build custom blocks to extend programming functionality
Common Questions about Byob (build your own blocks)
What does BYOB (Build Your Own Blocks) do?
How do I use BYOB (Build Your Own Blocks)?
What are the core functionalities of BYOB (Build Your Own Blocks)?
What are the application scenarios of BYOB (Build Your Own Blocks)?



















