Exterior angle of a triangle – observation and proof Student activity Play

Finding the line of best fit Animation Play

Functional relationship Animation Play

Functional relationship Whiteboard exercise Play

Functional relationship Student activity Play

Functions – basic notions Whiteboard presentation Play

Functions – basic notions Class activity Play

Genotype and phenotype Student activity Play

Gradient of perpendicular lines Animation Play

Gradients of parallel or perpendicular lines Whiteboard exercise Play

Gradients of parallel or perpendicular lines Student activity Play

Influence of predators on the population size of their prey Student activity Play

Is there a relationship between gas volume and pressure? Student activity Play

Kinds of relationship Student activity Play

Kinds of relationship Whiteboard exercise Play

Linear equation in two variables Student activity Play

Linear models Student activity Play

Looking for strong relationships Whiteboard exercise Play

Numerical chromosomal aberrations Student activity Play

Plotting graphs of inverse linear functions Student activity Play

Position-time graph Student activity Play

Predation Slideshow Play

Predation – relationships among animal species Student activity Play

Predation – relationships among animal species Whiteboard exercise Play

Predators and their prey Slideshow Play