Educational Aids

Mathematics

Trigonometry

Basic Trigonometric Ratio A geogebra tool to help students understand how trigonometric ratios are defined using a unit circle concept.

Linear Equations in Two Variables

1. Linear Equation in Two Variables : A GeoGebra tool to understand the graphical representation of linear equations in two variables. Te user can change the values of the coefficients and observe the behaviour of the graph. The tool also describes the x and the y intercepts.
2. Consistency of a Pair of Linear Equations in Two Variables : Graphical verification of the three consistency criteria

Sequences and Series

Online Encyclopedia of Integer Sequences : How is music linked to integer sequences. Try getting a musical manifestation of sequences you make and for other integer sequences like the famous Fibonacci Sequence.

Vector Algebra

Triangle Law of Vector Addition : Visual demonstration of the Triangle Law of Vector Addition

Physics

Kinematics

Distance and Displacement : A simulation to highlight the difference between distance and displacement.

Sound and Waves

Tone Generator : For explaining frequency, amplitude, quality of wave form. Two such generators could be used with slightly different frequencies to explain the phenomenon of Beats.

Mechanical Properties of Matter

Hooke's Law : A simulator to understand the elasticity of a spring.