Fix typo

Author: ankur0904

README.md

@@ -22,7 +22,7 @@ Visit [**Student Hub page**](https://docs.microsoft.com/learn/student-hub/?WT.mc
 
 > **Teachers**, we have [included some suggestions](for-teachers.md) on how to use this curriculum. We'd love your feedback [in our discussion forum](https://github.com/microsoft/Web-Dev-For-Beginners/discussions/categories/teacher-corner)!
 
-**[Learners](https://aka.ms/student-page/?WT.mc_id=academic-77807-sagibbon)**, for each lesson, start with a pre-lecture quiz and follow through with reading the lecture material, completing the various activities and chck your understanding with the post-lecture quiz.
+**[Learners](https://aka.ms/student-page/?WT.mc_id=academic-77807-sagibbon)**, for each lesson, start with a pre-lecture quiz and follow through with reading the lecture material, completing the various activities and check your understanding with the post-lecture quiz.
 
 To enhance your learning experience, connect with your peers to work on the projects together! Discussions are encouraged in our [discussion forum](https://github.com/microsoft/Web-Dev-For-Beginners/discussions) where our team of moderators will be available to answer your questions.