The effects of smoking Student activity Play

The first tangent theorem – perpendicularity Student activity Play

The first tangent theorem – perpendicularity Whiteboard exercise Play

The iron lung – the fore runner of the respirator Animation Play

The least possible volume of the rectangular right prism Whiteboard exercise Play

The LOGO commands to obtain the given triangle Whiteboard exercise Play

The lungs and alveoli Student activity Play

The magnetic field around a conductor Student activity Play

The magnetic field around a conductor Whiteboard exercise Play

The mechanism of breathing Student activity Play

The mechanism of breathing Animation Play

The parts of the digestive system and their functions Whiteboard exercise Play

The perpendicular bisector of a line segment Animation Play

The perpendicular bisector of a line segment – a reminder Student activity Play

The prism Student activity Play

The radius of the circle inscribed into the right triangle Whiteboard exercise Play

The respiratory system Student activity Play

The respiratory system Class activity Play

The respiratory system Student activity Play

The right prism based on a right-angled triangle Whiteboard exercise Play

The right triangle Animation Play

The role of the lungs Student activity Play

The set of commands Whiteboard exercise Play

The structure of a book lung Illustration Play

The surface area of a right prism Whiteboard exercise Play