Per the article:
Critics say PragerU lessons distort history and facts to serve a conservative worldview. Some scientists have said PragerU videos lack context and downplay climate change as climate alarmism, while the Council on American-Islamic Relations alleges some videos are anti-Muslim. Other complaints center on the nonprofit’s portrayal of slavery.
PragerU is literally paid by billionaires to push their far-right science denial
That will only work if the teacher accompanies the videos with critical thinking skills including fact checking using multiple sources and asking “who stands to profit from these messages?”