Geometric sequence Whiteboard presentation Play

Geometric sequence given by the  nth term rule Whiteboard exercise Play

Geometric sequences – preliminaries Whiteboard exercise Play

Geometric sequences – preliminaries Student activity Play

Geometric series Whiteboard presentation Play

Geometric series Class activity Play

Geometric series – activity Whiteboard exercise Play

Geometric series – definition Whiteboard exercise Play

Geometric series – definition Student activity Play

Geometric series – example Whiteboard exercise Play

How many are there? A more difficult problem Student activity Play

How many different divisors does a natural number have? A more difficult problem Student activity Play

How many were there? A more difficult problem Student activity Play

How many? A more difficult problem Student activity Play

Infinite convergent geometric series Whiteboard presentation Play

Infinite convergent geometric series Class activity Play

Infinite geometric series Animation Play

Isomerism Class activity Play

Isomerism Whiteboard presentation Play

Justification of a geometric construction Whiteboard exercise Play

Justification of a geometric construction Student activity Play

Large nematode – another big problem Student activity Play

Linear equation and geometric problem Whiteboard exercise Play

Long-sightedness Animation Play

Minimum area problem Student activity Play