Instantiate cube list at spawn points list

public class Manager : MonoBehaviour
{
    [SerializeField] GameObject[] spawnpoints;
    [SerializeField] BaseCube[] cubePrefabs;
    List<BaseCube> cubes;

    void Start()
    {
        InstansiateCubes();
    }

    void Update()
    {
        MakeItHappen();
    }
// instantiates and puts cubes into list then spawns them at list of spawn points
    public void InstansiateCubes() {

        cubes = new List<BaseCube>();
        for (int i = 0; i < spawnpoints.Length; i++) {
            BaseCube cube = Instantiate(cubePrefabs[i]);
            cubes.Add(cube);
            cubes[i].transform.position = spawnpoints[i].transform.position;
        }
    }
// calls dostuff from base class
    public void MakeItHappen() {

        if (Input.GetKey(KeyCode.Space)) {

            foreach (BaseCube cube in cubes) {

                cube.DoStuff();
            }
        }
    }
}