How to check directly whether two triangles are congruent Student activity Play

How to measure volume Animation Play

Image magnification Animation Play

Images in lenses Student activity Play

Images in lenses Animation Play

Images in lenses Whiteboard exercise Play

Infrared radiation Student activity Play

Lens equation and magnification Student activity Play

Lens equation and magnification Animation Play

Light microscopy – magnifying the object Whiteboard exercise Play

Light microscopy – magnifying the object Whiteboard exercise Play

Light microscopy – magnifying the object Student activity Play

Magnification in relation to the focal length and the distance from the mirror Animation Play

Magnifying tools Animation Play

Mass and weight Illustration Play

Measures of angles Student activity Play

Measures of angles Simulation Play

Measures of angles Student activity Play

Measures of length Whiteboard exercise Play

Measures of length Student activity Play

Methods of charging an object Animation Play

Object visible with a naked eye Whiteboard exercise Play

Paper sizes Student activity Play

Parallelograms, rectangles, rhombuses and squares – properties of diagonals Student activity Play

Permutations Whiteboard exercise Play