diff --git a/README.md b/README.md
index 300cbe1..9e90278 100644
--- a/README.md
+++ b/README.md
@@ -45,6 +45,8 @@
 * [Image Widget Documentation](https://docs.flutter.io/flutter/widgets/Image-class.html)
 * [FlatButton Documentation](https://docs.flutter.io/flutter/material/FlatButton-class.html)
 * [Dartpad](https://dartpad.dartlang.org/)
+* [Dart Math Library](https://api.dartlang.org/stable/2.2.0/dart-math/dart-math-library.html)
+* [Random Class](https://api.dartlang.org/stable/2.2.0/dart-math/Random-class.html)