LEGO MINDSTORMS EV3 Extension

Sensors Interface.

This article is about the extension. For the device, see EV3.

LEGO MINDSTORMS EV3 Extension Icon

The LEGO MINDSTORMS EV3 extension is an extension introduced in Scratch 3.0 that connects an EV3 unit to Scratch. The extension contains four stack blocks, three reporter blocks, three hat blocks, and one Boolean block.

A robot built with the EV3 kit

Blocks

Note:

Click a block to learn more about it!

Of the four reporter and boolean blocks, the two values Distance and Brightness can have Stage monitors.

Buttons in the blocks mean they sense movements and/or touch in the sensors connected to the ports, not meaning the brick's buttons.

v • d • e Block Categories
Main Block Categories	Motion Blocks • Looks Blocks • Sound Blocks • Events Blocks • Control Blocks • Sensing Blocks • Operators Blocks • Variables Blocks (List Blocks) • My Blocks
Extensions	Music Extension • Pen Extension • Video Sensing Extension • Text to Speech Extension • Translate Extension • Makey Makey Extension • micro:bit Extension • LEGO MINDSTORMS EV3 Extension • LEGO BOOST Extension • LEGO Education WeDo 2.0 Extension • Go Direct Force & Acceleration Extension
Raspberry Pi Extensions	Raspberry Pi GPIO Extension • Raspberry Pi Sense HAT Extension • Raspberry Pi Simple Electronics Extension
Former Extensions	Motor Blocks • LEGO WeDo 1.0 Extension • Community Blocks • PicoBoard Blocks