diff --git a/doc/classes/VisualScriptClassConstant.xml b/doc/classes/VisualScriptClassConstant.xml
index 70e7de5dd9..0377fa8f09 100644
--- a/doc/classes/VisualScriptClassConstant.xml
+++ b/doc/classes/VisualScriptClassConstant.xml
@@ -1,10 +1,14 @@
 <?xml version="1.0" encoding="UTF-8" ?>
 <class name="VisualScriptClassConstant" inherits="VisualScriptNode" category="Core" version="3.0.alpha.custom_build">
 	<brief_description>
-		A Visual Script node representing a constant from a class.
+		Gets a constant from a given class.
 	</brief_description>
 	<description>
-		A Visual Script node representing a constant from the classes, such as [@GlobalScope.TYPE_INT].
+		This node returns a constant from a given class, such as [@GlobalScope.TYPE_INT]. See the given class' documentation for available constants.
+		[b]Input Ports:[/b]
+		none
+		[b]Output Ports:[/b]
+		- Data (variant): [code]value[/code]
 	</description>
 	<tutorials>
 	</tutorials>
@@ -42,10 +46,10 @@
 	</methods>
 	<members>
 		<member name="base_type" type="String" setter="set_base_type" getter="get_base_type">
-			The type to get the constant from.
+			The constant's parent class.
 		</member>
 		<member name="constant" type="String" setter="set_class_constant" getter="get_class_constant">
-			The name of the constant to return.
+			The constant to return. See the given class for its available constants.
 		</member>
 	</members>
 	<constants>
diff --git a/doc/classes/VisualScriptConstant.xml b/doc/classes/VisualScriptConstant.xml
index 508087a928..2a704adecf 100644
--- a/doc/classes/VisualScriptConstant.xml
+++ b/doc/classes/VisualScriptConstant.xml
@@ -1,10 +1,14 @@
 <?xml version="1.0" encoding="UTF-8" ?>
 <class name="VisualScriptConstant" inherits="VisualScriptNode" category="Core" version="3.0.alpha.custom_build">
 	<brief_description>
-		A Visual Script node which returns a constant value.
+		Gets a contant's value.
 	</brief_description>
 	<description>
-		A Visual Script node which returns the specified constant value.
+		This node returns a constant's value.
+		[b]Input Ports:[/b]
+		none
+		[b]Output Ports:[/b]
+		- Data (variant): [code]get[/code]
 	</description>
 	<tutorials>
 	</tutorials>
diff --git a/doc/classes/VisualScriptEmitSignal.xml b/doc/classes/VisualScriptEmitSignal.xml
index 844b5a40ec..8d132ed321 100644
--- a/doc/classes/VisualScriptEmitSignal.xml
+++ b/doc/classes/VisualScriptEmitSignal.xml
@@ -1,10 +1,14 @@
 <?xml version="1.0" encoding="UTF-8" ?>
 <class name="VisualScriptEmitSignal" inherits="VisualScriptNode" category="Core" version="3.0.alpha.custom_build">
 	<brief_description>
-		A Visual Script node which emits a specified signal.
+		Emits a specified signal.
 	</brief_description>
 	<description>
-		A Visual Script node which emits a specified signal when it is executed.
+		Emits a specified signal when it is executed.
+		[b]Input Ports:[/b]
+		- Sequence: [code]emit[/code]
+		[b]Output Ports:[/b]
+		- Sequence
 	</description>
 	<tutorials>
 	</tutorials>
diff --git a/doc/classes/VisualScriptIterator.xml b/doc/classes/VisualScriptIterator.xml
index 74309fcf00..1f9a4fddde 100644
--- a/doc/classes/VisualScriptIterator.xml
+++ b/doc/classes/VisualScriptIterator.xml
@@ -1,8 +1,17 @@
 <?xml version="1.0" encoding="UTF-8" ?>
 <class name="VisualScriptIterator" inherits="VisualScriptNode" category="Core" version="3.0.alpha.custom_build">
 	<brief_description>
+		Steps through items in a given input.
 	</brief_description>
 	<description>
+		This node steps through each item in a given input. Input can be any sequence data type, such as an [Array] or [String]. When each item has been processed, execution passed out the [code]exit[/code] Sequence port.
+		[b]Input Ports:[/b]
+		- Sequence: [code]for (elem) in (input)[/code]
+		- Data (variant): [code]input[/code]
+		[b]Output Ports:[/b]
+		- Sequence: [code]each[/code]
+		- Sequence: [code]exit[/code]
+		- Data (variant): [code]elem[/code]
 	</description>
 	<tutorials>
 	</tutorials>
diff --git a/doc/classes/VisualScriptLocalVar.xml b/doc/classes/VisualScriptLocalVar.xml
index 7db550d5fe..bca19d06d5 100644
--- a/doc/classes/VisualScriptLocalVar.xml
+++ b/doc/classes/VisualScriptLocalVar.xml
@@ -1,8 +1,14 @@
 <?xml version="1.0" encoding="UTF-8" ?>
 <class name="VisualScriptLocalVar" inherits="VisualScriptNode" category="Core" version="3.0.alpha.custom_build">
 	<brief_description>
+		Gets a local variable's value.
 	</brief_description>
 	<description>
+		This node returns a local variable's value. "Var Name" must be supplied, with an optional type.
+		[b]Input Ports:[/b]
+		none
+		[b]Output Ports:[/b]
+		- Data (variant): [code]get[/code]
 	</description>
 	<tutorials>
 	</tutorials>
@@ -40,8 +46,10 @@
 	</methods>
 	<members>
 		<member name="type" type="int" setter="set_var_type" getter="get_var_type" enum="Variant.Type">
+			The local variable's type.
 		</member>
 		<member name="var_name" type="String" setter="set_var_name" getter="get_var_name">
+			The local variable's name.
 		</member>
 	</members>
 	<constants>
diff --git a/doc/classes/VisualScriptLocalVarSet.xml b/doc/classes/VisualScriptLocalVarSet.xml
index 6e69f13383..67a5efa33e 100644
--- a/doc/classes/VisualScriptLocalVarSet.xml
+++ b/doc/classes/VisualScriptLocalVarSet.xml
@@ -1,8 +1,16 @@
 <?xml version="1.0" encoding="UTF-8" ?>
 <class name="VisualScriptLocalVarSet" inherits="VisualScriptNode" category="Core" version="3.0.alpha.custom_build">
 	<brief_description>
+		Changes a local variable's value.
 	</brief_description>
 	<description>
+		The node changes a local variable's value to the given input. The new value is also provided on an output Data port.
+		[b]Input Ports:[/b]
+		- Sequence
+		- Data (variant): [code]set[/code]
+		[b]Output Ports:[/b]
+		- Sequence
+		- Data (variant): [code]get[/code]
 	</description>
 	<tutorials>
 	</tutorials>
@@ -40,8 +48,10 @@
 	</methods>
 	<members>
 		<member name="type" type="int" setter="set_var_type" getter="get_var_type" enum="Variant.Type">
+			The local variable's type.
 		</member>
 		<member name="var_name" type="String" setter="set_var_name" getter="get_var_name">
+			The local variable's name.
 		</member>
 	</members>
 	<constants>
diff --git a/doc/classes/VisualScriptMathConstant.xml b/doc/classes/VisualScriptMathConstant.xml
index 1ef7d71e10..86744e5caf 100644
--- a/doc/classes/VisualScriptMathConstant.xml
+++ b/doc/classes/VisualScriptMathConstant.xml
@@ -1,8 +1,14 @@
 <?xml version="1.0" encoding="UTF-8" ?>
 <class name="VisualScriptMathConstant" inherits="VisualScriptNode" category="Core" version="3.0.alpha.custom_build">
 	<brief_description>
+		Commonly used mathematical constants.
 	</brief_description>
 	<description>
+		Provides common math constants, such as Pi or Euler's constant, on an output Data port.
+		[b]Input Ports:[/b]
+		none
+		[b]Output Ports:[/b]
+		- Data (variant): [code]get[/code]
 	</description>
 	<tutorials>
 	</tutorials>
@@ -26,24 +32,33 @@
 	</methods>
 	<members>
 		<member name="constant" type="int" setter="set_math_constant" getter="get_math_constant" enum="VisualScriptMathConstant.MathConstant">
+			The math constant.
 		</member>
 	</members>
 	<constants>
 		<constant name="MATH_CONSTANT_ONE" value="0">
+			Unity: [code]1[/code]
 		</constant>
 		<constant name="MATH_CONSTANT_PI" value="1">
+			Pi: [code]3.141593[/code]
 		</constant>
 		<constant name="MATH_CONSTANT_2PI" value="2">
+			Pi times two: [code]6.283185[/code]
 		</constant>
 		<constant name="MATH_CONSTANT_HALF_PI" value="3">
+			Pi divided by two: [code]1.570796[/code]
 		</constant>
 		<constant name="MATH_CONSTANT_E" value="4">
+			Natural log: [code]2.718282[/code]
 		</constant>
 		<constant name="MATH_CONSTANT_SQRT2" value="5">
+			Square root of two: [code]1.414214[/code]
 		</constant>
 		<constant name="MATH_CONSTANT_INF" value="6">
+			Infinity: [code]inf[/code]
 		</constant>
 		<constant name="MATH_CONSTANT_NAN" value="7">
+			Not a number: [code]nan[/code]
 		</constant>
 		<constant name="MATH_CONSTANT_MAX" value="8">
 		</constant>
diff --git a/doc/classes/VisualScriptOperator.xml b/doc/classes/VisualScriptOperator.xml
index 7e85af8af2..de08075af2 100644
--- a/doc/classes/VisualScriptOperator.xml
+++ b/doc/classes/VisualScriptOperator.xml
@@ -7,9 +7,7 @@
 		- Data (variant): [code]A[/code]
 		- Data (variant): [code]B[/code]
 		[b]Output Ports:[/b]
-		- Sequence: [code]true[/code]
-		- Sequence: [code]false[/code]
-		- Sequence: [code]done[/code]
+		- Data (variant): [code]result[/code]
 	</description>
 	<tutorials>
 	</tutorials>
diff --git a/doc/classes/VisualScriptReturn.xml b/doc/classes/VisualScriptReturn.xml
index 55c53e17a0..ad18e96230 100644
--- a/doc/classes/VisualScriptReturn.xml
+++ b/doc/classes/VisualScriptReturn.xml
@@ -1,8 +1,15 @@
 <?xml version="1.0" encoding="UTF-8" ?>
 <class name="VisualScriptReturn" inherits="VisualScriptNode" category="Core" version="3.0.alpha.custom_build">
 	<brief_description>
+		Exits a function and returns an optional value.
 	</brief_description>
 	<description>
+		Ends the execution of a function and returns control to the calling function. Optionally, it can return a [Variant] value.
+		[b]Input Ports:[/b]
+		- Sequence
+		- Data (variant): [code]result[/code] (optional)
+		[b]Output Ports:[/b]
+		none
 	</description>
 	<tutorials>
 	</tutorials>
@@ -40,8 +47,10 @@
 	</methods>
 	<members>
 		<member name="return_enabled" type="bool" setter="set_enable_return_value" getter="is_return_value_enabled">
+			If [code]true[/code] the [code]return[/code] input port is available.
 		</member>
 		<member name="return_type" type="int" setter="set_return_type" getter="get_return_type" enum="Variant.Type">
+			The return value's data type.
 		</member>
 	</members>
 	<constants>
diff --git a/doc/classes/VisualScriptSelf.xml b/doc/classes/VisualScriptSelf.xml
index a60f7eee03..723b138722 100644
--- a/doc/classes/VisualScriptSelf.xml
+++ b/doc/classes/VisualScriptSelf.xml
@@ -1,8 +1,14 @@
 <?xml version="1.0" encoding="UTF-8" ?>
 <class name="VisualScriptSelf" inherits="VisualScriptNode" category="Core" version="3.0.alpha.custom_build">
 	<brief_description>
+		Outputs a reference to the current instance.
 	</brief_description>
 	<description>
+		Provides a reference to the node running the visual script.
+		[b]Input Ports:[/b]
+		none
+		[b]Output Ports:[/b]
+		- Data (object): [code]instance[/code]
 	</description>
 	<tutorials>
 	</tutorials>
diff --git a/doc/classes/VisualScriptSequence.xml b/doc/classes/VisualScriptSequence.xml
index a60c9e782b..4ea4203407 100644
--- a/doc/classes/VisualScriptSequence.xml
+++ b/doc/classes/VisualScriptSequence.xml
@@ -1,8 +1,16 @@
 <?xml version="1.0" encoding="UTF-8" ?>
 <class name="VisualScriptSequence" inherits="VisualScriptNode" category="Core" version="3.0.alpha.custom_build">
 	<brief_description>
+		Executes a series of Sequence ports. 
 	</brief_description>
 	<description>
+		Steps through a series of one or more output Sequence ports. The [code]current[/code] data port outputs the currently executing item.
+		[b]Input Ports:[/b]
+		- Sequence: [code]in order[/code]
+		[b]Output Ports:[/b]
+		- Sequence: [code]1[/code]
+		- Sequence: [code]2 - n[/code] (optional)
+		- Data (int): [code]current[/code]
 	</description>
 	<tutorials>
 	</tutorials>
@@ -26,6 +34,7 @@
 	</methods>
 	<members>
 		<member name="steps" type="int" setter="set_steps" getter="get_steps">
+			The number of steps in the sequence.
 		</member>
 	</members>
 	<constants>
diff --git a/doc/classes/VisualScriptSwitch.xml b/doc/classes/VisualScriptSwitch.xml
index 95ed737372..2540ae54cc 100644
--- a/doc/classes/VisualScriptSwitch.xml
+++ b/doc/classes/VisualScriptSwitch.xml
@@ -1,8 +1,19 @@
 <?xml version="1.0" encoding="UTF-8" ?>
 <class name="VisualScriptSwitch" inherits="VisualScriptNode" category="Core" version="3.0.alpha.custom_build">
 	<brief_description>
+		Branches program flow based on a given input's value.
 	</brief_description>
 	<description>
+		Branches the flow based on an input's value. Use "Case Count" in the Inspector to set the number of branches and each comparison's optional type.
+		[b]Input Ports:[/b]
+		- Sequence: [code]'input' is[/code]
+		- Data (variant): [code]=[/code]
+		- Data (variant): [code]=[/code] (optional)
+		- Data (variant): [code]input[/code]
+		[b]Output Ports:[/b]
+		- Sequence
+		- Sequence (optional)
+		- Sequence: [code]done[/code]
 	</description>
 	<tutorials>
 	</tutorials>