Age Group 5-6 Years B1 Mathematics: Developing Latent Potential. This book helps children recognize numbers 21-30, understand number division within five, practice addition and subtraction with two numbers within five, and learn to tell time.

The "Developing Latent Potential" collection is a comprehensive educational series that works to develop a child's intelligence and latent abilities. It was authored and designed by a selection of pediatric education scholars according to the latest international educational standards. It is geared towards developing the minds of children at this important age, stimulating and nurturing their hidden potential in all areas through entertaining exercises and games.

The famous American psychologist and educational expert, Bloom, reached the following conclusion through studies conducted on over 1,000 people over 20 years: If we assume that a person's IQ at age 17 is one hundred percent, they acquire 50 percent by age 4, another 30 percent between ages 4-8, and the remaining 20 percent between ages 8-17. This statistic shows that the optimal time for developing a child's intelligence and latent potential is during childhood. Therefore, providing appropriate and timely education at this early stage helps develop their potential and raise their IQ, making the child smarter and paving a smoother path for their studies and life.

The "Developing Latent Potential" book series is the fruit of many years of practical educational experiments by numerous child education experts. It serves as instructional and guidance material for use in kindergartens or at home. It has been meticulously authored and designed for children at this critical stage to stimulate all their latent potential, train them to love studying and work positively, and to assist and guide kindergarten teachers and parents at home in training their children in a scientific and organized manner. This allows the child to achieve double the academic results with half the effort, thereby possessing sharp intelligence and accepting future challenges with confidence.

This book series is categorized by age group and consists of five parts: Mental Ability, Maze, Mathematics, Fine Arts, and Handicrafts.