@hola3 is David Black the US history teacher?
@ReluctantDad David Black teaches environmental science and ecology. You’re probably thinking of John Lyons, a legendary US history teacher, who I would also recommend. 
@hola3 is David Black the US history teacher?
@ReluctantDad David Black teaches environmental science and ecology. You’re probably thinking of John Lyons, a legendary US history teacher, who I would also recommend.