BounceObject.cs

using UnityEngine;
 using System.Collections;
 
 public class BounceObject : MonoBehaviour
 {
     public bool Move = true;    ///gives you control in inspector to trigger it or not
     public Vector3 MoveVector = Vector3.up; //unity already supplies us with a readonly vector representing up and we are just chaching that into MoveVector
     public float MoveRange = 2.0f; //change this to increase/decrease the distance between the highest and lowest points of the bounce
     public float MoveSpeed = 0.5f; //change this to make it faster or slower
 
     private BounceObject bounceObject; //for caching this transform
     
     Vector3 startPosition; //used to cache the start position of the transform
     void Start()
     { 
         bounceObject = this;
         startPosition = bounceObject.transform.position;
     }
     void Update()
     {
         if(Move) //bool is checked
                      //See if you can work out whats going on here, for your own enjoyment
             bounceObject.transform.position = startPosition + MoveVector * (MoveRange * Mathf.Sin(Time.timeSinceLevelLoad * MoveSpeed));
 
     }
 }