The hydrogenation of alkenes or alkynes Animation Play

The identification of metals Whiteboard exercise Play

The identification of metals Student activity Play

The inconsistencies in Kekulé's theory of the structure of benzene Whiteboard exercise Play

The inconsistencies in Kekulé's theory of the structure of benzene Student activity Play

The length of the road Whiteboard exercise Play

The locations of metals in the periodic table Student activity Play

The locations of metals in the periodic table Animation Play

The locations of metals in the periodic table Whiteboard exercise Play

The maze Game Play

The method of finding the sum of vectors Animation Play

The missing brackets Whiteboard exercise Play

The missing decimal Whiteboard exercise Play

The missing fraction Whiteboard exercise Play

The missing numbers Game Play

The missing numbers in the expressions Whiteboard exercise Play

The missing results Whiteboard exercise Play

The missing signs Whiteboard exercise Play

The most common transition metals Slideshow Play

The noble metals Whiteboard exercise Play

The noble metals Student activity Play

The noble metals Slideshow Play

The Olympic Games Whiteboard exercise Play

The operation on the fractions Whiteboard exercise Play

The order of operations Whiteboard exercise Play