Continuous variables Slideshow Play

Coordinates of points on the number line Student activity Play

Creating the sequence from the blocks Animation Play

Cumulative frequency, cumulative relative frequency Student activity Play

Cumulative frequency, cumulative relative frequency Whiteboard exercise Play

Decimal notation Whiteboard exercise Play

Decimal number line Student activity Play

Decimal number line Whiteboard exercise Play

Decimal places and significant figures Animation Play

Defining a function by a table Student activity Play

Defining a function by a table Animation Play

Defining a function by a table – activity Whiteboard exercise Play

Degree of disorder, probability and entropy Whiteboard exercise Play

Describing class intervals Student activity Play

Describing class intervals – speed of light Whiteboard exercise Play

Detecting outliers Student activity Play

Detecting outliers Whiteboard exercise Play

Determining the empirical formula Student activity Play

Determining the empirical formula Whiteboard exercise Play

Discrete variables Slideshow Play

Dissolution Animation Play

Dot plot Student activity Play

Dot plot Animation Play

Drawing a graph of absolute value of the given function Whiteboard exercise Play

Early attempts to classify chemical elements (2) Student activity Play