/// <summary>
/// Save list of kindergardens to the database
/// </summary>
/// <param name="kindergardens"></param>
/// <returns></returns>
public List <Kindergarden> SaveKindergarden(HashSet <Kindergarden> kindergardens)
{
context.Kindergarden.AddRange(kindergardens);
context.SaveChanges();
return(context.Kindergarden.ToList());
}
