The Brain Games Book is a series of craft books designed to nurture children's creativity and fine motor skills. The series features five major themes—origami, paper cutting, pasting, coloring, and comprehensive creation—with each theme divided into three levels, ranging from beginner to advanced. Children can choose themes they are interested in and start with Level 1 materials to master foundational knowledge. As their learning progresses, they can take on more challenging techniques in Levels 2 and 3. The colorful activities include folding, cutting, pasting, and coloring, allowing children to learn and grow at their own pace while enjoying the fun of artistic creation. Origami Theme: The art of origami is divided into three incremental levels: Level 1 (Ages 3 and up): Focuses on explaining basic folding methods such as valley folds and mountain folds to help young children master fundamental skills. Level 2 (Ages 4 and up): Introduces more complex folding steps and begins to incorporate simple 3D origami projects to consolidate foundational knowledge. Level 3 (Ages 5 and up): Advances to complex 3D origami, challenging and enhancing spatial visualization and precision. This toolkit is "Let's Do Origami" Level 2. Age: 4+ Box Measures: 8.58" x 5.75" x 0.35" Including: 50 origami paper, 25 reference pages, 1 sticker reward, 1 certificate Material: Paper