How to measure the pH? Animation Play

Isosceles trapeziums Simulation Play

Iterating Newton's method Whiteboard exercise Play

Iterating Newton's method Student activity Play

Iterating the secant method Whiteboard exercise Play

Iterating the secant method Student activity Play

Lattice method Animation Play

Lena's method Animation Play

Line of reflection symmetry Whiteboard exercise Play

Line of reflection symmetry Student activity Play

Long division by a rational divisor Student activity Play

Long division by an integer divisor Student activity Play

Long division by an integer divisor Whiteboard exercise Play

Long division by an integer divisor Whiteboard exercise Play

Maximum and minimum forces Simulation Play

Maximum and minimum forces Student activity Play

Median – the most typical value Whiteboard exercise Play

Median – the most typical value Student activity Play

Mental addition Animation Play

Mental addition and mental subtraction Student activity Play

Mental method Animation Play

Mental methods Whiteboard presentation Play

Mental methods Class activity Play

Mental subtraction Animation Play

Methods for determining population density Slideshow Play