ANGLES IN & AT CIRCLESMODEL OF REPRESENTING THE ANGLES  IN AND AROUND THE CIRCLE WITH A RIGID ACUTE SHEET..

ANGLES OF PARALLELSMODEL FOR THE ANGLES FORMED ON TWO TRANSVERSELYCUT PARALLELS ..

AREA OF TRAPEZOIDMODEL F CALCULATING  THE SURFACE AREA OF A  TRAPEZOID..

CARDIOLOGICAL CYCLOIDMODEL OF GENERATION A CARDIOID ..

ROTATION AND REFLECTIONMODEL  FOR CALCULATING THE AREA OF REGULAR GEOMETRIC FIGURES,BY THE METHOD OF ROTATION AND REFLECTION..

CENTRAL AND CHORDAL ANGLES OF A CIRCLEDifferent angles subtended at the circumference are compared with the corresponding angles subtended at the central..

CONCLUDING ARITHMETIC(DIRECT RATIO )  MODEL FOR THE RULE OF THREE,DIRECT RATIO,REPRESENTED BY MEANS OF NUMBER SCALES,FOR MULTIPLICATION AND DIVISION PROBLEMS..

demonstrating a quadrilateral circumscribed  about a circlemodel to represent a tangent quadrangle..

DEMONSTRATING THE IDENTITY (a+b+c)2 This mathematical model demonstrate and proves the algebraic identity (a+b+c)2 with the help of different color strips..

DEMONSTRATION OF THE EPICYLOID..

DETERMINATION OF SIDE LENGTHS,ANGLES AND ALTITUDES OF A PARALLELOGRAM PARALLELOGRAM WITH PROTRACTOR AND MOVABLE ALTITUDE SCALE OF DETERMINING SIDE LENGTHS RESPECTIVE ANGLE AND ALTITUDES..

FRACTION CALCULATIONMODEL FOR CIRCULAR CALCULATION WITH INTERCHANGEABLE CIRCULAR PARTS AND CALIBRATION SCALE FOR THE REPRESENTATION OF PROPER FRACTION..

MODEL OF FRACTIONAL, CALCULATION ,MULTIPLICATION & DIVISION..

HYPOCYCLOID MODEL OF GENERATE A HYPOCYCLOID ..

ISOMETRIC GEOBOARDISOMETRIC GEOBOARD ALLOW TO CREATE 3 DIMENTION FIGURES PATTERN BLOCK ACTIVITIES AND OTHER INTERESTING GAME WITH THE HELP OF RUBBER BANDS..