diff --git a/README.rst b/README.rst
index 4cb3870..26b62f3 100644
--- a/README.rst
+++ b/README.rst
@@ -7,9 +7,11 @@ topics.
 Projects
 --------
 
++ ``blue-pill/``: blue pill experiments
 + ``lpn/``: `Learn Prolog Now <http://lpn.swi-prolog.org/>`_
 + ``misc/``: A scratchpad of random programs; a replacement for
-  `the basement <https://github.com/kisom/the_basement>`_.
+  `the basement <https://github.com/kisom/the_basement>`_
 + ``ods/``: `Open Data Structures <http://opendatastructures.org>`_
 + ``par/``: `A Pamphlet Against R <https://panicz.github.io/pamphlet/>`_
++ ``practical_prolog/``: `The Practice of Prolog <https://mitpress.mit.edu/books/practice-prolog>`_
 + ``uc/``: `Understanding Computation <http://computationbook.com/>`_
diff --git a/blue-pill/README.txt b/blue-pill/README.txt
new file mode 100644
index 0000000..2d59538
--- /dev/null
+++ b/blue-pill/README.txt
@@ -0,0 +1,13 @@
+blue-pill:
+
+A small STM32 (Cortex-M0) development board. I bought five dev boards
+and a JTAG programmer for sub-$20, and figured I'd mess around with it
+and see what happens.
+
+Projects:
+
++ blinky: the hello, world of software projects
++ draugr: a hardware abstraction layer, due to be renamed
++ skeleton: currently a skeleton for experiments, due to
+  be replaced by draugr
++ pins.txt: some useful hookup information