Merge pull request #610 from ayushrakesh/patch-1

Update README.md - fix one grammar error.

TweetMe!

README.md

@@ -61,7 +61,7 @@ Contributions are welcome! Not sure how to submit a contribution? Have a look at
 	- [MakeCode Offline App](https://makecode.microbit.org/offline-app) - Stand alone offline app (note that MakeCode in the browser also works offline).
 	- [MakeCode Multi Editor](https://makecode.microbit.org/---multi) - Two MakeCode editors side by side to create, modify, and test two micro:bit programs at the same time, great for simulating radio with a transmitter and receiver.
 - [Scratch 3.0](https://scratch.mit.edu/microbit) - The new version of Scratch is officially compatible with the micro:bit via their Scratch Link plug-in.
-- [Open Roberta Lab](https://lab.open-roberta.org) - Block programming environment design for programming robots, it also supports the micro:bit by generating MicroPython.
+- [Open Roberta Lab](https://lab.open-roberta.org) - Block programming environment designed for programming robots, it also supports the micro:bit by generating MicroPython.
 - [EduBlocks](https://app.edublocks.org) - Blocks interface that provides a transitioning experience from Scratch to Python.
 - [MicroBlocks](https://microblocks.fun) - A visual programming language inspired by Scratch that runs right inside microcontroller boards such as the micro:bit.
 - [Mind+](http://mindplus.cc/en.html) - Desktop application to program hardware devices, like the micro:bit, with blocks, Python, or the C language.