This site is a simple and straightforward primer on critical reading and writing and hence thinking: http://criticalreading.com http://criticalreading.com But

This site is a simple and straightforward primer on critical reading and writing and hence thinking: http://criticalreading.com http://criticalreading.com But while most books on critical reasoning and thinking are decent, so far this is my favorite as it addresses barriers to critical thinking and the various types of logic pretty well: https://www.amazon.com/Critical-Thinking-Introduction-Gregory-Bassham/dp/0078038316 https://www.amazon.com/Critical-Thinking-Introduction-Gregor... I was even able to download a previous edition as a PDF for free.