[Magnetic Design] The Numerator and Denominator Are Made of Magnetic Materials, Which Are Easy to Assemble and Disassemble and Operate Flexibly.[Fraction Demonstration] It Can Visually Display the Concept of Fractions and Help Students Understand the Meaning and Operation Rules of Fractions.[Cognition of Numerators and Denominators] Help Students Understand the Relationship and Meaning of Numerators and Denominators by Manually Combining and Decomposing Fractions.[Addition and Subtraction Operations] Supports the Addition and Subtraction Operations of Fractions, Allowing Students to Master the Methods and Techniques of Fraction Operations in Practice.[Multiple Applications] Suitable for Classroom Teaching, Family Tutoring and Other Scenarios to Meet Different Learning Needs.