diff --git a/public/content/about.mdx b/public/content/about.mdx
index 76e3fbf1..78523fcd 100644
--- a/public/content/about.mdx
+++ b/public/content/about.mdx
@@ -7,7 +7,7 @@ On this site, you can find written versions of many of these lessons, often with
Some lessons cover standard topics people may be searching for, such as linear algebra, neural networks, calculus, Fourier transforms, quantum mechanics and many more.
-Other lessons are more purely playful, exploring puzzles and problems with some intrinsic beauty, particularly those which seem quite challenging at first, but where some shift in perspective makes it both doable and beautiful.
+Other lessons are more purely playful, exploring puzzles and problems with some intrinsic beauty, particularly those which seem quite challenging at first, but where some shift in perspective makes them both doable and beautiful.
The first category aims to motivate math by its usefulness, and the second aims to motivate math as an art form, though of course, the line dividing these two is easily blurred.