Sure, Watchmen is aimed at adults. It has sophisticated storylines, challenging concepts, and imagery that demands a certain level of maturity and understanding from the reader.
Generally speaking, the Deadpool comic is considered adults only. It features a lot of intense action, dark themes, and irreverent language that may not be suitable for younger readers.
There's also 'Blue is the Warmest Color' which has been adapted into a comic and then a movie. It doesn't solely focus on bisexuality but has elements that can be relevant. It's a story about love and self - discovery that young adults might find interesting and thought - provoking, and it can start conversations about different sexual orientations.
There are many books about adults training their brains. Here are some of the more famous ones:
1 The Brain That Changes Itself by John Boyd Garcia Marquez. This book explored the brain's postnatal malleability and how adults can improve their cognitive abilities by challenging themselves and learning.
2. Thinking Fast and Slow: The author introduced two modes of human thought to Daniel Kauneman: fast and automatic subconscious thought and slow and conscious subjective thought. This book is a great help in understanding how the brain works and how to improve our way of thinking.
The Brain User's Manual (The Brain: A New Perspective on Understanding Our Bodies): The author is Peter Levin. This book explains how the various parts of the brain work together and how to exercise and stimulate the brain in different ways to promote cognitive and intellectual development.
Deep Thinking: The author introduced a method of thinking called "systematic thinking" to Robert Kiyosaki, which was to analyze all aspects of a problem to find a solution. This method could help people better understand their own way of thinking and improve their decision-making ability.
These books provided many useful methods and strategies to help adults exercise their brains, improve cognitive abilities, and achieve better career development and personal growth.