diff --git a/lessons/introduction.md b/lessons/introduction.md
index 9f7d09b2..bff5a113 100644
--- a/lessons/introduction.md
+++ b/lessons/introduction.md
@@ -7,7 +7,7 @@ description: "this is the introduction to the website"
 icon: "search"
 ---
 
-Hi there! We have made this website for the learning purpose for all those students out there who wanted to enhance there knowledge learning Data-Structure and Algorithms. This website contains all the data structures and algorithms in very simple way such that anyone can learn. The DS Algo will be oriented towards the language Java. Okay!
+Hi there! We have made this website for the learning purpose for all those students out there who wanted to enhance their knowledge learning Data-Structure and Algorithms. This website contains all the data structures and algorithms in very simple way such that anyone can learn. The DS Algo will be oriented towards the language Java. Okay!
 
 ## Motivations
 
@@ -18,17 +18,17 @@ So the simple answer is that the skills here you will gain, will help you to enh
 
 > This course is hard. Like, really hard. Even if you've done all these things before, there is so much brain power to get through questions of these platform mentioned below. Don't expect to get everything on the first try. Don't get frustrated with yourself.
 
-- Solve Daily 5-10 Question.
-- If you are solving question on plateforms like Leetcode, CodeChef, Top-Coder etc.Keep the following points in mind:
+- Solve Daily 5-10 Questions.
+- If you are solving question on platforms like Leetcode, CodeChef, Top-Coder etc.Keep the following points in mind:
   - Don't give more than 45 mins to a Problem.(Leetcode)
   - First Try to Solve Problem for 15 mins by Own.
   - If you get stuck, Look for hints after trying 15 min by your own.
-  - If you unable to solve the problem check the solution, and then after few days try to solve again.
+  - If you are unable to solve the problem check the solution, and then after few days try to solve again.
 
 ## Where to File Issues
 
 We have written this kind of like blog-site for Java and ds-algo and tried our best to not make mistakes. However when writing hours of material, mistakes are
-inevitable, both here in the grammar and in the course with the material. However We are constantly correcting the
+inevitable, both here in the grammar and in the course with the material. However we are constantly correcting the
 mistakes so that those of you that come later get the best material possible. If you find a mistake we'd love to fix
 it. The best way to do this is to open a pull request or [file an issue](https://www.github.com/utkarsh1504/DSA-Java) on the GitHub
 repo.