How to get similar figures Student activity Play

How to know what transformation was used Animation Play

How to make a periscope Simulation Play

Huygens' Principle Student activity Play

Huygens' principle Animation Play

Image of a figure (reflection in the x-axis) Animation Play

Image of a figure (reflection in the y-axis) Animation Play

Images in convex mirrors Student activity Play

Images in convex mirrors Whiteboard exercise Play

Images of figures Animation Play

Images under symmetry Animation Play

Images under symmetry in the coordinate system Whiteboard exercise Play

Interaction between electromagnetic waves and matter Student activity Play

Interference on reflection Whiteboard exercise Play

Interference on reflection Student activity Play

Is it translation or rotation or reflection? Student activity Play

Isosceles triangles and symmetry Whiteboard exercise Play

Isosceles triangles and symmetry Student activity Play

Isosceles triangles – solving problems Whiteboard exercise Play

Lena's way Animation Play

Light microscope Whiteboard exercise Play

Light refraction Student activity Play

Line of reflection symmetry Whiteboard exercise Play

Line of reflection symmetry Student activity Play

Matt surfaces Slideshow Play