Proofs and assumptions Whiteboard exercise Play

Properties of trigonometric functions of a general angle (1) Whiteboard presentation Play

Properties of trigonometric functions of a general angle (1) Class activity Play

Properties of trigonometric functions of a general angle (2) Whiteboard presentation Play

Properties of trigonometric functions of a general angle (2) Class activity Play

Pulmonary and systemic circulations Whiteboard exercise Play

Pythagorean theorem Class activity Play

Pythagorean theorem Whiteboard presentation Play

Pythagorean triples Student activity Play

Rectangles in LOGO Student activity Play

Rectangular right prism Animation Play

Reflection of light Student activity Play

Regular polygons Simulation Play

Regular shapes Student activity Play

Repulsion between current-carrying conductors Animation Play

Respiration Student activity Play

Respiration on land – lungs Student activity Play

Respiration on land – lungs Whiteboard exercise Play

Respiration on land – tracheae and book lungs Whiteboard exercise Play

Respiration on land – tracheae and book lungs Student activity Play

Respiration products Animation Play

Respiratory surfaces Class activity Play

Respiratory surfaces Whiteboard presentation Play

Right hand rule Animation Play

Right prisms Whiteboard exercise Play