diff --git a/src/img/icono_jarotsim_64p.png b/src/img/icono_jarotsim_64p.png
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diff --git a/src/img/screenshot_jarotsim-edit.png b/src/img/screenshot_jarotsim-edit.png
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diff --git a/src/img/screenshot_jarotsim-tapes.png b/src/img/screenshot_jarotsim-tapes.png
index fafae21..31d2b2b 100644
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diff --git a/src/jarotsim.gmo b/src/jarotsim.gmo
index 8f72315..568a98e 100644
--- a/src/jarotsim.gmo
+++ b/src/jarotsim.gmo
@@ -1,8 +1,9 @@
 # jarotsim
 
-playful tool to explore and livecode turing machines. (work in progress)
+playground for the exploration and livecoding of turing machines. (work in progress)
 
 => ./img/screenshot_jarotsim-tapes.png screenshot of jarotsim showing a series of states of a turing machine, each of them consists in bird with a hat over a tape with different tiles
+=> ./img/screenshot_jarotsim-edit.png screenshot of jarotsim showing the edit mode: a single tape above, and four machine rules below
 
 # about
 
@@ -17,3 +18,5 @@ for the moment the idea is to have a maximum of 4 states and 4 symbols. accordin
 => https://www.wolframscience.com/nks/p78--turing-machines/ Turing Machines: A New Kind of Science | Online by Stephen Wolfram
 
 as of now, all of the machines described in {máquinas de turing} can be simulated in jarotsim.
+
+=> ./img/icono_jarotsim_64p.png jarotsim icon: a bird with a hat