diff --git a/challenges/object-oriented-and-functional-programming.json b/challenges/object-oriented-and-functional-programming.json
index 9f0aeed7e2a..2b89e9f6c0b 100644
--- a/challenges/object-oriented-and-functional-programming.json
+++ b/challenges/object-oriented-and-functional-programming.json
@@ -20,9 +20,9 @@
         "Give your <code>motorBike</code> object a <code>wheels</code>, <code>engines</code> and <code>seats</code> attribute and set them to numbers."
       ],
       "tests":[
-        "assert(typeof(motorBike.engines) === 'number', '<code>engines</code> should be have a <code>engines</code> attribute set to a number.');",
-        "assert(typeof(motorBike.wheels) === 'number', '<code>wheels</code> should be have a <code>engines</code> attribute set to a number.');",
-        "assert(typeof(motorBike.seats) === 'number', '<code>seats</code> should be have a <code>engines</code> attribute set to a number.');"
+        "assert(typeof(motorBike.engines) === 'number', '<code>motorBike</code> should have a <code>engines</code> attribute set to a number.');",
+        "assert(typeof(motorBike.wheels) === 'number', '<code>motorBike</code> should have a <code>wheels</code> attribute set to a number.');",
+        "assert(typeof(motorBike.seats) === 'number', '<code>motorBike</code> should have a <code>seats</code> attribute set to a number.');"
       ],
       "challengeSeed":[
         "//Here is a sample Object",
@@ -54,12 +54,12 @@
       "difficulty":0,
       "description":[
         "We are also able to create objects using <code>constructor</code> functions.",
-        "Give your <code>motorBike</code> object a <code>wheels</code>, <code>engines</code> and <code>seats</code> attribute and set them to numbers."
+        "Give your <code>myMotorBike</code> object a <code>wheels</code>, <code>engines</code> and <code>seats</code> attribute and set them to numbers."
       ],
       "tests":[
-        "assert(typeof((new MotorBike()).engines) === 'number', '<code>engines</code> should be have a <code>engines</code> attribute set to a number.');",
-        "assert(typeof((new MotorBike()).wheels) === 'number', '<code>wheels</code> should be have a <code>engines</code> attribute set to a number.');",
-        "assert(typeof((new MotorBike()).seats) === 'number', '<code>seats</code> should be have a <code>engines</code> attribute set to a number.');"
+        "assert(typeof((new MotorBike()).engines) === 'number', '<code>myMotorBike</code> should have a <code>engines</code> attribute set to a number.');",
+        "assert(typeof((new MotorBike()).wheels) === 'number', '<code>myMotorBike</code> should have a <code>wheels</code> attribute set to a number.');",
+        "assert(typeof((new MotorBike()).seats) === 'number', '<code>myMotorBike</code> should have a <code>seats</code> attribute set to a number.');"
       ],
       "challengeSeed":[
         "// Let's add the properties engines and seats to the car in the same way that the property wheels has been added below. They should both be numbers.",