diff --git a/exercises/practice/allergies/.meta/example.gd b/exercises/practice/allergies/.meta/example.gd
index 9c927a7..ba06ce8 100644
--- a/exercises/practice/allergies/.meta/example.gd
+++ b/exercises/practice/allergies/.meta/example.gd
@@ -1,7 +1,3 @@
-@export var score: int
-@export var lst: Array:
-	get = _get_lst
-
 const ALLERGENS = [
 	"eggs",
 	"peanuts",
@@ -13,6 +9,10 @@ const ALLERGENS = [
 	"cats",
 ]
 
+@export var score: int
+@export var lst: Array:
+	get = _get_lst
+
 
 func allergic_to(item):
 	var index = ALLERGENS.find(item)
diff --git a/exercises/practice/food-chain/.meta/example.gd b/exercises/practice/food-chain/.meta/example.gd
index 474b6a4..56718ce 100644
--- a/exercises/practice/food-chain/.meta/example.gd
+++ b/exercises/practice/food-chain/.meta/example.gd
@@ -1,4 +1,4 @@
-var REACTIONS = {
+var reactions = {
 	"fly": "I don't know why she swallowed the fly. Perhaps she'll die.",
 	"spider": "It wriggled and jiggled and tickled inside her.",
 	"bird": "How absurd to swallow a bird!",
@@ -8,28 +8,28 @@ var REACTIONS = {
 	"cow": "I don't know how she swallowed a cow!",
 	"horse": "She's dead, of course!",
 }
-var ANIMALS = {
+var animals = {
 	1: "fly", 2: "spider", 3: "bird", 4: "cat", 5: "dog", 6: "goat", 7: "cow", 8: "horse"
 }
 # Map each animal to it's food/subject, i.e. what it eats.
-var SUBJECTS = {}
+var subjects = {}
 
 
 func _init():
 	for i in range(7):
-		SUBJECTS[ANIMALS[i + 2]] = ANIMALS[i + 1]
+		subjects[animals[i + 2]] = animals[i + 1]
 	# Unlike all other animals, the bird does not simply eat a "spider". It is more detailed.
-	SUBJECTS["bird"] = "spider that wriggled and jiggled and tickled inside her"
+	subjects["bird"] = "spider that wriggled and jiggled and tickled inside her"
 
 
 func verse(num: int) -> String:
-	var out = ["I know an old lady who swallowed a %s." % ANIMALS[num]]
+	var out = ["I know an old lady who swallowed a %s." % animals[num]]
 	if num > 1:
-		out.append(REACTIONS[ANIMALS[num]])
+		out.append(reactions[animals[num]])
 	if num < 8:
 		for i in range(num, 1, -1):
-			out.append("She swallowed the %s to catch the %s." % [ANIMALS[i], SUBJECTS[ANIMALS[i]]])
-		out.append(REACTIONS[ANIMALS[1]])
+			out.append("She swallowed the %s to catch the %s." % [animals[i], subjects[animals[i]]])
+		out.append(reactions[animals[1]])
 	return "\n".join(out)
 
 
diff --git a/exercises/practice/perfect-numbers/.meta/example.gd b/exercises/practice/perfect-numbers/.meta/example.gd
index 81346f7..736c71d 100644
--- a/exercises/practice/perfect-numbers/.meta/example.gd
+++ b/exercises/practice/perfect-numbers/.meta/example.gd
@@ -8,7 +8,6 @@ func classify(number: int):
 			aliquot += i
 	if aliquot == number:
 		return "perfect"
-	elif aliquot > number:
+	if aliquot > number:
 		return "abundant"
-	else:
-		return "deficient"
+	return "deficient"
diff --git a/exercises/practice/rational-numbers/.meta/example.gd b/exercises/practice/rational-numbers/.meta/example.gd
index 8950d66..8df8332 100644
--- a/exercises/practice/rational-numbers/.meta/example.gd
+++ b/exercises/practice/rational-numbers/.meta/example.gd
@@ -36,9 +36,8 @@ class Rational:
 	func exprational(power):
 		if power >= 0:
 			return Rational.new(self.numer ** power, self.denom ** power)
-		else:
-			power = abs(power)
-			return Rational.new(self.denom ** power, self.numer ** power)
+		power = abs(power)
+		return Rational.new(self.denom ** power, self.numer ** power)
 
 	func expreal(base):
 		# n'th root of x = root(x, n) = power(x, 1/n)
diff --git a/exercises/practice/resistor-color-tolerance/.meta/example.gd b/exercises/practice/resistor-color-tolerance/.meta/example.gd
index 432980d..d96d6e9 100644
--- a/exercises/practice/resistor-color-tolerance/.meta/example.gd
+++ b/exercises/practice/resistor-color-tolerance/.meta/example.gd
@@ -1,38 +1,37 @@
 func label_decoder(colors):
 	var size = colors.size()
-	if size == 1: return "0 ohms"
+	if size == 1:
+		return "0 ohms"
 
-	var colors_code = ["black", "brown", "red", "orange", "yellow", "green", "blue", "violet", "grey", "white"]
-	var units = {
-		1e9: "gigaohms",
-		1e6: "megaohms",
-		1e3: "kiloohms"
-		}
+	var colors_code = [
+		"black", "brown", "red", "orange", "yellow", "green", "blue", "violet", "grey", "white"
+	]
+	var units = {1e9: "gigaohms", 1e6: "megaohms", 1e3: "kiloohms"}
 	var tolerances = {
-		"grey"   : 0.05,
-		"violet" : 0.1,
-		"blue"   : 0.25,
-		"green"  : 0.5,
-		"brown"  : 1,
-		"red"    : 2,
-		"gold"   : 5,
-		"silver" : 10
-		}
+		"grey": 0.05,
+		"violet": 0.1,
+		"blue": 0.25,
+		"green": 0.5,
+		"brown": 1,
+		"red": 2,
+		"gold": 5,
+		"silver": 10
+	}
 
 	var total = 0
 	var magnitute = pow(10, colors_code.find(colors[-2]))
 
 	for i in range(0, size - 2):
 		var color = colors[i]
-		total += colors_code.find(color) * pow(10, (size - i - 3))
+		total += colors_code.find(color) * pow(10, size - i - 3)
 	total *= magnitute
 
-	var tolerance  = tolerances[colors[-1]] #work
+	var tolerance = tolerances[colors[-1]]  #work
 	for key in units.keys():
 		if total >= key:
 			return "%s %s ±%s%%" % [format_number(total / key), units[key], tolerance]
 	return "%s ohms ±%s%%" % [format_number(total), tolerance]
 
+
 func format_number(n):
 	return str(int(n)) if n == int(n) else str(n)
-
diff --git a/exercises/practice/save-the-cow/.meta/example.gd b/exercises/practice/save-the-cow/.meta/example.gd
index cceb177..454736d 100644
--- a/exercises/practice/save-the-cow/.meta/example.gd
+++ b/exercises/practice/save-the-cow/.meta/example.gd
@@ -1,9 +1,9 @@
 class SaveTheCow:
-	var _word = ""
-	var state = "Ongoing"
-	var remaining_failures = 9
-	var masked_word = ""
 	var error = null
+	var masked_word = ""
+	var remaining_failures = 9
+	var state = "Ongoing"
+	var _word = ""
 
 	func _init(word):
 		self._word = word
diff --git a/exercises/practice/scrabble-score/.meta/example.gd b/exercises/practice/scrabble-score/.meta/example.gd
index 2cc39f3..06fff0c 100644
--- a/exercises/practice/scrabble-score/.meta/example.gd
+++ b/exercises/practice/scrabble-score/.meta/example.gd
@@ -1,4 +1,4 @@
-var SCORES = {
+var scores = {
 	"A": 1,
 	"E": 1,
 	"I": 1,
@@ -31,5 +31,5 @@ var SCORES = {
 func score(word: String) -> int:
 	var out: int = 0
 	for char in word.to_upper():
-		out += SCORES[char]
+		out += scores[char]
 	return out
diff --git a/exercises/practice/secret-handshake/.meta/example.gd b/exercises/practice/secret-handshake/.meta/example.gd
index 90b974e..d8ee9c4 100644
--- a/exercises/practice/secret-handshake/.meta/example.gd
+++ b/exercises/practice/secret-handshake/.meta/example.gd
@@ -1,11 +1,11 @@
-const data = ["wink", "double blink", "close your eyes", "jump"]
+const DATA = ["wink", "double blink", "close your eyes", "jump"]
 
 
 func commands(number: int):
 	var out = []
-	for i in range(len(data)):
+	for i in range(len(DATA)):
 		if number & (1 << i) != 0:
-			out.append(data[i])
-	if number & (1 << len(data)) != 0:
+			out.append(DATA[i])
+	if number & (1 << len(DATA)) != 0:
 		out.reverse()
 	return out
diff --git a/exercises/practice/space-age/.meta/example.gd b/exercises/practice/space-age/.meta/example.gd
index bd57c85..9a2bf2c 100644
--- a/exercises/practice/space-age/.meta/example.gd
+++ b/exercises/practice/space-age/.meta/example.gd
@@ -1,4 +1,4 @@
-var EARTH_SECONDS = 31557600.0
+var earth_seconds = 31557600.0
 
 var orbital_periods = {
 	"Mercury": 0.2408467,
@@ -16,4 +16,4 @@ func on_planet(planet, seconds):
 	if planet not in orbital_periods:
 		return null
 	var ratio = orbital_periods[planet]
-	return seconds / EARTH_SECONDS / ratio
+	return seconds / earth_seconds / ratio
diff --git a/exercises/practice/word-count/.meta/example.gd b/exercises/practice/word-count/.meta/example.gd
index 8620f9f..4782405 100644
--- a/exercises/practice/word-count/.meta/example.gd
+++ b/exercises/practice/word-count/.meta/example.gd
@@ -1,4 +1,4 @@
-const remove = "!@#$%^&*():.'"
+const REMOVE = "!@#$%^&*():.'"
 
 
 func count_words(sentence):
@@ -12,7 +12,7 @@ func count_words(sentence):
 	)
 	var count = {}
 	for word in sentence.split(" "):
-		word = word.lstrip(remove).rstrip(remove)
+		word = word.lstrip(REMOVE).rstrip(REMOVE)
 		if word.is_empty():
 			continue
 		if word not in count: