Two years ago, Motley Fool co-founder David Gardner revealed a five-stock sampler of companies you could put in your children’s portfolios — ones they probably know, and would be enthusiastic to follow, too: Apple (NASDAQ: AAPL), Amazon (NASDAQ: AMZN), Activision Blizzard (NASDAQ: ATVI), Facebook (NASDAQ: FB) and Netflix (NASDAQ: NFLX).Read More