From 758e08756950eaa6125eebdf1661008435367d6e Mon Sep 17 00:00:00 2001
From: Waciuma Wanjohi <code@waciuma.com>
Date: Tue, 7 Apr 2020 00:27:10 -0500
Subject: [PATCH] Include link to HtDP book and problem sets

---
 README.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/README.md b/README.md
index c93181f..487acd1 100644
--- a/README.md
+++ b/README.md
@@ -178,6 +178,8 @@ All coursework under Core CS is **required**, unless otherwise indicated.
 `Ruby`
 `and more`
 
+The How to Code courses are based on the textbook [How to Design Programs](https://htdp.org/2003-09-26/). The First Edition is available for free online and includes problem sets and solutions. Students are encouraged to do these assignments.
+
 Courses | Duration | Effort | Prerequisites
 :-- | :--: | :--: | :--:
 [How to Code - Simple Data](https://www.edx.org/course/how-code-simple-data-ubcx-htc1x) | 7 weeks | 8-10 hours/week | none