diff --git a/Sprint-3/1-implement-and-rewrite-tests/implement/1-get-angle-type.js b/Sprint-3/1-implement-and-rewrite-tests/implement/1-get-angle-type.js
index 9e05a871e2..db50b6192b 100644
--- a/Sprint-3/1-implement-and-rewrite-tests/implement/1-get-angle-type.js
+++ b/Sprint-3/1-implement-and-rewrite-tests/implement/1-get-angle-type.js
@@ -14,8 +14,22 @@
 // After you have implemented the function, write tests to cover all the cases, and
 // execute the code to ensure all tests pass.
 
-function getAngleType(angle) {
-  // TODO: Implement this function
+function getAngleType(angle) 
+ {
+  if (angle > 0 && angle < 90) {
+    return "Acute angle";
+  } else if (angle === 90) {
+    return "Right angle";
+  } else if (angle > 90 && angle < 180) {
+    return "Obtuse angle";
+  } else if (angle === 180) {
+    return "Straight angle";
+  } else if (angle > 180 && angle < 360) {
+    return "Reflex angle";
+  } else {
+    return "Invalid angle";
+  }
+
 }
 
 // The line below allows us to load the getAngleType function into tests in other files.
@@ -32,6 +46,35 @@ function assertEquals(actualOutput, targetOutput) {
 }
 
 // TODO: Write tests to cover all cases, including boundary and invalid cases.
-// Example: Identify Right Angles
+
+// Acute angle
+const acute = getAngleType(45);
+assertEquals(acute, "Acute angle");
+
+// Right angle
 const right = getAngleType(90);
 assertEquals(right, "Right angle");
+
+// Obtuse angle
+const obtuse = getAngleType(120);
+assertEquals(obtuse, "Obtuse angle");
+
+// Straight angle
+const straight = getAngleType(180);
+assertEquals(straight, "Straight angle");
+
+// Reflex angle
+const reflex = getAngleType(270);
+assertEquals(reflex, "Reflex angle");
+
+// Invalid angle (too small)
+const invalidLow = getAngleType(0);
+assertEquals(invalidLow, "Invalid angle");
+
+// Invalid angle (negative)
+const invalidNegative = getAngleType(-10);
+assertEquals(invalidNegative, "Invalid angle");
+
+// Invalid angle (too large)
+const invalidHigh = getAngleType(360);
+assertEquals(invalidHigh, "Invalid angle");
\ No newline at end of file
diff --git a/Sprint-3/1-implement-and-rewrite-tests/implement/2-is-proper-fraction.js b/Sprint-3/1-implement-and-rewrite-tests/implement/2-is-proper-fraction.js
index 970cb9b641..a63b57bbb9 100644
--- a/Sprint-3/1-implement-and-rewrite-tests/implement/2-is-proper-fraction.js
+++ b/Sprint-3/1-implement-and-rewrite-tests/implement/2-is-proper-fraction.js
@@ -10,8 +10,13 @@
 // After you have implemented the function, write tests to cover all the cases, and
 // execute the code to ensure all tests pass.
 
-function isProperFraction(numerator, denominator) {
-  // TODO: Implement this function
+
+  function isProperFraction(numerator, denominator) {
+  if (numerator > 0 && denominator > 0 && numerator < denominator) {
+    return true;
+  } else {
+    return false;
+  }
 }
 
 // The line below allows us to load the isProperFraction function into tests in other files.
@@ -31,3 +36,15 @@ function assertEquals(actualOutput, targetOutput) {
 
 // Example: 1/2 is a proper fraction
 assertEquals(isProperFraction(1, 2), true);
+
+// Numerator > denominator
+assertEquals(isProperFraction(4, 1), false);
+
+// Numerator === denominator
+assertEquals(isProperFraction(2, 2), false);
+
+// Numerator is 0
+assertEquals(isProperFraction(0, 4), false);
+
+// Denominator is 0
+assertEquals(isProperFraction(6, 0), false);
\ No newline at end of file
diff --git a/Sprint-3/1-implement-and-rewrite-tests/implement/3-get-card-value.js b/Sprint-3/1-implement-and-rewrite-tests/implement/3-get-card-value.js
index ff5c532e1d..926c884302 100644
--- a/Sprint-3/1-implement-and-rewrite-tests/implement/3-get-card-value.js
+++ b/Sprint-3/1-implement-and-rewrite-tests/implement/3-get-card-value.js
@@ -22,8 +22,32 @@
 // execute the code to ensure all tests pass.
 
 function getCardValue(card) {
-  // TODO: Implement this function
+  const rank = card.substring(0, card.length - 1);
+  const suit = card.slice(-1);
+
+  const validRanks = [
+    "A", "2", "3", "4", "5", "6", "7",
+    "8", "9", "10", "J", "Q", "K"
+  ];
+
+  const validSuits = ["♠", "♥", "♦", "♣"];
+
+  if (!validRanks.includes(rank) || !validSuits.includes(suit)) {
+    throw new Error("Invalid card");
+  }
+
+  if (rank === "A") {
+    return 11;
+  }
+
+  if (rank === "J" || rank === "Q" || rank === "K") {
+    return 10;
+  }
+
+  return Number(rank);
 }
+  // TODO: Implement this function
+
 
 // The line below allows us to load the getCardValue function into tests in other files.
 // This will be useful in the "rewrite tests with jest" step.
@@ -39,16 +63,49 @@ function assertEquals(actualOutput, targetOutput) {
 
 // TODO: Write tests to cover all outcomes, including throwing errors for invalid cards.
 // Examples:
-assertEquals(getCardValue("9♠"), 9);
+assertEquals(getCardValue("A♠"), 11);
+assertEquals(getCardValue("Q♠"), 10);
+assertEquals(getCardValue("6♠"), 6);
 
 // Handling invalid cards
 try {
   getCardValue("invalid");
 
-  // This line will not be reached if an error is thrown as expected
   console.error("Error was not thrown for invalid card 😢");
 } catch (e) {
   console.log("Error thrown for invalid card 🎉");
 }
 
 // What other invalid card cases can you think of?
+
+try {
+  getCardValue("11♠");
+
+  console.error("Error was not thrown for invalid card 😢");
+} catch (e) {
+  console.log("Error thrown for invalid card 🎉");
+}
+
+try {
+  getCardValue("X♠");
+
+  console.error("Error was not thrown for invalid card 😢");
+} catch (e) {
+  console.log("Error thrown for invalid card 🎉");
+}
+
+try {
+  getCardValue("AA");
+
+  console.error("Error was not thrown for invalid card 😢");
+} catch (e) {
+  console.log("Error thrown for invalid card 🎉");
+}
+
+try {
+  getCardValue("9");
+
+  console.error("Error was not thrown for invalid card 😢");
+} catch (e) {
+  console.log("Error thrown for invalid card 🎉");
+}
\ No newline at end of file