Groups in the periodic table Student activity Play

Halogens. Group 17 Whiteboard presentation Play

Halogens. Group 17 Class activity Play

Heavy elements Simulation Play

Heavy elements Student activity Play

Histogram Whiteboard exercise Play

Histograms Student activity Play

How do we rewrite a trigonometric expression? Whiteboard exercise Play

How do we rewrite a trigonometric expression? Student activity Play

How do you find an angle? Student activity Play

How do you find the ratio? Animation Play

How do you find the ratio? Student activity Play

How often? Student activity Play

How often? Whiteboard exercise Play

How to find the valence of an element from the periodic table Animation Play

Identities for trigonometric functions Class activity Play

Identities for trigonometric functions Whiteboard presentation Play

Identities in trigonometric equations Animation Play

In a lottery Whiteboard exercise Play

In a table Student activity Play

Introducing a new variable Student activity Play

Introducing a new variable – exercises Student activity Play

Inverse trigonometric functions Whiteboard presentation Play

Inverse trigonometric functions Class activity Play

Isotope table Student activity Play