X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ian/git?a=blobdiff_plain;f=puzzles.but;h=44ee32666161205dbd96204bab459fdeecafa7de;hb=c469bd285cc4f482f49203c16169151d2d869d4a;hp=e22c438c000d197ba3c80da9c05ebad9d73930df;hpb=d5f7c4f871200f9808e284408e28defaa8afbcd3;p=sgt-puzzles.git

diff --git a/puzzles.but b/puzzles.but
index e22c438..44ee326 100644
--- a/puzzles.but
+++ b/puzzles.but
@@ -2453,10 +2453,11 @@ press 0, Space, Backspace or Enter to clear it again (or use the Undo
 feature).
 
 You can also move around the grid with the cursor keys; typing a digit will
-fill the square containing the cursor with that number, or typing 0, Space,
-or Enter will clear it. You can also select multiple squares for numbering
-or clearing by using the return key, before typing a digit to fill in the
-highlighted squares (as above).
+fill the square containing the cursor with that number; typing 0 will clear
+it.  You can also select multiple squares for numbering or clearing with the
+return and arrow keys, before typing a digit to fill or clear the highlighted
+squares (as above).  The space bar adds and removes single squares to and from
+the selection.  Backspace and escape remove all squares from the selection.
 
 (All the actions described in \k{common-actions} are also available.)