Sampling Student activity Play

Sampling as a method of estimation Animation Play

Sampling methods Student activity Play

Sampling methods Whiteboard exercise Play

Simple random sampling Student activity Play

Solving an equation with a modulus – algebraic method Animation Play

Solving an equation with a modulus – graphic method Animation Play

Solving by elimination Whiteboard exercise Play

Solving by elimination Student activity Play

Solving equations by trial and error (2) Class activity Play

Solving equations by trial and error (2) Whiteboard presentation Play

Solving simultaneous linear equations (2) Class activity Play

Solving simultaneous linear equations (2) Whiteboard presentation Play

Solving systems of linear equations Student activity Play

Solving systems of linear equations by Gaussian elimination Whiteboard exercise Play

Solving the inequalities using the test-point method Student activity Play

Sridhara's method of finding the roots of a quadratic equation Whiteboard exercise Play

Sridhara's method of finding the roots of a quadratic equation Student activity Play

Staining by Gram's method Animation Play

Statistical problem specification Student activity Play

Statistics – diagram Simulation Play

Subtracting decimals using the written method Whiteboard exercise Play

Subtracting decimals using the written method Student activity Play

Subtracting natural numbers using the written method Student activity Play

Subtracting using the written method Animation Play