How can I study better for my exams?
There are several effective ways to study for exams, here are some tips:

Create a study schedule: Plan your study time, giving yourself enough time to review all the materials. Make sure you break down your study sessions into small, manageable chunks and take regular breaks to avoid burnout.

Review your notes: Go through your class notes and textbooks, highlighting or underlining the most important information. You can also create flashcards to help you memorize key concepts.

Practice with past papers: Familiarize yourself with the format and style of questions by practicing with past exams. This will also help you identify any knowledge gaps that you need to fill.

Use mnemonic devices: Mnemonic devices are memory aids that help you remember information. For example, using the acronym HOMES to remember the Great Lakes: Huron, Ontario, Michigan, Erie, and Superior.

Study in a conducive environment: Choose a quiet, distraction-free place to study. It's important to create an environment that supports focus and concentration.

Stay organized: Keep your notes and study materials organized, so you can easily access them when you need them.

Seek help: Don't hesitate to seek help from your teachers, classmates, or tutors if you need it.
Is there any book I could read to become a better exam-taker?
Yes, there are several books available that can help you become a better exam-taker. Here are some recommendations:

How to Study for Standardized Tests by Donald J. Sefcik and Ruth S. Sefcik - This book provides practical strategies for preparing and taking standardized tests, including tips on time management, studying, and test-taking skills.

Cracking the ACT by The Princeton Review - This book is specifically designed to help students prepare for the ACT exam, with comprehensive content review, practice tests, and strategies for tackling the different sections of the exam.

The Official Guide to the GRE General Test by Educational Testing Service (ETS) - This book provides a detailed overview of the GRE exam, with strategies for approaching the different question types, practice questions, and explanations of correct answers.

The LSAT Trainer by Mike Kim - This book provides a comprehensive study plan for the Law School Admission Test (LSAT), with techniques for improving reading comprehension, logical reasoning, and analytical reasoning skills.

SAT Prep Black Book by Mike Barrett - This book provides a comprehensive study plan for the SAT exam, with strategies for approaching the different question types, practice questions, and explanations of correct answers.

These are just a few examples of books that can help you become a better exam-taker. Be sure to do your own research and find the best resources for the specific exam you are preparing for. Good luck!