diff --git a/01-read_input_SLE.sh b/01-read_input_SLE.sh
new file mode 100644
index 00000000..76a8612a
--- /dev/null
+++ b/01-read_input_SLE.sh
@@ -0,0 +1,21 @@
+#!/bin/bash
+# read the name of the user and print hello
+
+echo "Hello! What is your name"
+read name
+echo "Welcome, $name - from Sebastian Londono E."
+
+# single quotes prevent the expansion of the variable
+echo 'Your name was stored in $name'
+
+# exercise: write a script that asks the user for a 
+# filename and create an empty file named after it
+
+echo "Hey $name, What is your filename?"
+read filename
+echo "You want $filename"
+echo "Creating $filename ..."
+touch $filename
+echo "$filename created"
+ls
+echo "Bye,bye"
diff --git a/02-add_nums.sh b/02-add_nums.sh
index e8554d9d..fa098dbe 100644
--- a/02-add_nums.sh
+++ b/02-add_nums.sh
@@ -1,19 +1,19 @@
 #!/bin/sh
 
-echo "Enter your first number"
-read first
-echo "Enter your second number"
-read second
-echo "Enter your third number"
+echo "Enter first number: "
+read num1
+echo "Enter second number: "
+read num2
+echo "Enter your third number: "
 read third
 
 sum=$(( first+second+third ))
 
 echo "The sum is $sum"
 
-echo "Please enter the height"
+echo "Please enter the height: "
 read height
-echo "Please enter the width"
+echo "Please enter the width: "
 read width
 
 totalPixels=$(( height*width ))
@@ -33,3 +33,7 @@ read height
 echo ""
 pixelTotal=$(( $width * $height ))
 echo "Your display has ${pixelTotal} pixels." 
+
+# Exercise
+product=$(( num1 * num2 * third ))
+echo "The product of your numbers is $product"
diff --git a/merged.png b/merged.png
new file mode 100644
index 00000000..fd57ccbb
Binary files /dev/null and b/merged.png differ
diff --git a/print_name.sh b/print_name.sh
new file mode 100644
index 00000000..13a20f0f
--- /dev/null
+++ b/print_name.sh
@@ -0,0 +1,2 @@
+#!/bin/bash
+echo "Hello, my name is Sebastian Londono Escobar!"
\ No newline at end of file