diff --git a/boards/b10.csv b/boards/b10.csv
new file mode 100644
index 0000000..a4c711e
--- /dev/null
+++ b/boards/b10.csv
@@ -0,0 +1,4 @@
+t,h,a,e
+o,p,j,v
+f,e,i,t
+n,e,v,i
diff --git a/boards/b4.csv b/boards/b4.csv
new file mode 100644
index 0000000..bfb1ddf
--- /dev/null
+++ b/boards/b4.csv
@@ -0,0 +1,4 @@
+o,d,r,s
+a,h,e,s
+e,t,i,h
+u,r,e,o
diff --git a/boards/b5.csv b/boards/b5.csv
new file mode 100644
index 0000000..e59e77e
--- /dev/null
+++ b/boards/b5.csv
@@ -0,0 +1,4 @@
+e,t,p,a
+b,m,v,g
+c,s,e,n
+x,g,d,t
diff --git a/boards/b6.csv b/boards/b6.csv
new file mode 100644
index 0000000..d1a7779
--- /dev/null
+++ b/boards/b6.csv
@@ -0,0 +1,4 @@
+c,e,s,o
+e,j,d,h
+s,n,r,h
+w,c,r,y
diff --git a/boards/b7.csv b/boards/b7.csv
new file mode 100644
index 0000000..d512636
--- /dev/null
+++ b/boards/b7.csv
@@ -0,0 +1,4 @@
+l,e,e,e
+b,k,p,o
+h,u,u,i
+y,t,t,s
diff --git a/boards/b8.csv b/boards/b8.csv
new file mode 100644
index 0000000..3787604
--- /dev/null
+++ b/boards/b8.csv
@@ -0,0 +1,4 @@
+y,e,o,s
+r,e,o,v
+d,f,e,y
+n,m,e,qu
diff --git a/boards/b9.csv b/boards/b9.csv
new file mode 100644
index 0000000..2a88681
--- /dev/null
+++ b/boards/b9.csv
@@ -0,0 +1,4 @@
+e,w,t,m
+s,p,m,r
+h,y,o,x
+y,t,e,w
diff --git a/dice_4x4.txt b/dice_4x4.csv
similarity index 100%
rename from dice_4x4.txt
rename to dice_4x4.csv