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Lew W. S.
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P.3 Using a Weighing Scale to Weigh Objects (English Version) Self Assessment
Activity
Lew W. S.
Investigating Trigonometric Ratios of a Right Angled Triangle
Activity
Lew W. S.
Deriving area of trapezium by using a parallelogram
Activity
Lew W. S.
Introduction to Linear Functions and Graphs
Book
Lew W. S.
Introduction to Cartesian Coordinate System
Book
Lew W. S.
Self Assessment : Graphs of Quadratic Functions such as +/-(x-a)(x-b)
Activity
Lew W. S.
Geogebra Rock and Roll (Video only)
Activity
Lew W. S.
Graphs of Exponential Function y = k a^x
Activity
Lew W. S.
Template Investigative Activity with Record to Spreadsheet (withGeneric names of objects)
Activity
Lew W. S.
Lifecycle Quiz 1
Activity
Lew W. S.
Investigative Activity : Sine Rule
Activity
Lew W. S.
Investigative Activity : Sine Rule (Template Recording to Table Activity)
Activity
Lew W. S.
Gradient and y intercept of y = mx + c, ax + by = c, ax + by + c = 0
Activity
Lew W. S.
Gradient (Slope) : Dynamic Illustration
Activity
Lew W. S.
Self Assessment MCQs Collection (Shared Copy)
Book
Lew W. S.
Self Assessment MCQs Collection
Book
Lew W. S.
Self Assessment Applets Elementary Math (Secondary)
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Lew W. S.
Applets for Additional Mathematics in Singapore
Book
Lew W. S.
Design Examples & Templates of Possible Interactivities
Book
Lew W. S.
Elementary Math (Sec 1 to 4) Applets (Shared Copy)
Book
Lew W. S.
Elementary Math (Sec 1 to 4) Applets
Book
Lew W. S.
Study Animation of Two Perpendicular Vectors
Activity
Lew W. S.
Graphing Linear Functions (II)
Activity
Lew W. S.
Solving Linear Equations involving fractional coefficients and expressions (2)
Activity
Lew W. S.