Yes, the NCERT Solutions for Class 4 are useful for improving problem-solving skills. Here's why:

1. Comprehensive coverage:
The NCERT Solutions for Class 4 cover all the chapters and topics included in the prescribed syllabus. They provide step-by-step explanations and solutions to the questions given in the NCERT textbooks. This comprehensive coverage helps students understand the concepts and develop problem-solving skills.

2. Clear explanations:
The solutions are written in a clear and concise manner, making it easier for students to understand and apply the concepts. The step-by-step explanations help in breaking down complex problems into simpler steps, enabling students to solve problems more effectively.

3. Practice material:
The solutions also include additional practice exercises and examples that further enhance problem-solving skills. These extra practice questions help students in gaining a better understanding of the concepts and provide ample opportunities to apply their problem-solving skills.

4. Variety of question types:
The NCERT Solutions for Class 4 include a variety of question types, including objective type questions, short answer questions, and long answer questions. This variety helps students in developing problem-solving skills for different types of questions and prepares them for various examination formats.

5. Application of concepts:
The solutions provide real-life examples and applications of the concepts taught in the textbooks. This helps students in understanding the relevance of the concepts and their practical application in solving problems. It also promotes critical thinking and analytical skills, which are essential for effective problem-solving.

6. Self-assessment:
The solutions also include self-assessment exercises and quizzes that allow students to evaluate their understanding and problem-solving skills. This self-assessment helps in identifying areas of improvement and enables students to practice more on those specific topics.

7. Enhancing logical reasoning:
The NCERT Solutions for Class 4 encourage logical reasoning and critical thinking. The step-by-step approach and clear explanations help students develop logical thinking skills, which are crucial for solving problems.

Overall, the NCERT Solutions for Class 4 provide a comprehensive and structured approach to problem-solving. They not only help in understanding the concepts but also enhance problem-solving skills through practice and application. Regular practice using these solutions can greatly improve a student's problem-solving abilities.