diff --git a/curriculum/challenges/english/blocks/lecture-understanding-asynchronous-programming/673407eb10ca9d68634e81d9.md b/curriculum/challenges/english/blocks/lecture-understanding-asynchronous-programming/673407eb10ca9d68634e81d9.md
index 577f6aeaa19..5467664722e 100644
--- a/curriculum/challenges/english/blocks/lecture-understanding-asynchronous-programming/673407eb10ca9d68634e81d9.md
+++ b/curriculum/challenges/english/blocks/lecture-understanding-asynchronous-programming/673407eb10ca9d68634e81d9.md
@@ -29,7 +29,7 @@ If there is an issue with getting the position, then the error will be logged to
 
 The `getCurrentPosition` method uses GPS, Wi-Fi networks, or IP address geolocation, depending on the device and its settings. Once the location is found, the success callback function is called with a position object.
 
-The position object contains a various properties, where the most commonly used are `latitude` and `longitude`, but it can also include `altitude`, `accuracy`, `speed`, and `heading`, and so on.
+The position object contains various properties, where the most commonly used are `latitude` and `longitude`, but it can also include `altitude`, `accuracy`, `speed`, and `heading`, and so on.
 
 One important consideration when using geolocation is user privacy. Explain to your users why you need their location data and how you'll use it.