Hi pzabka,
In regards to your issue, as previously mentioned by Lisa, there are flipcharts available using the keyword "exponents". However if you are still experiencing the issue, please can you ensure that you are selecting the right language as an option.
If the problem still persists can you provide details on the browser that you are using to navigate through the Promethean Planet website.
In relation to this, we have generated you a case reference number: #00212434
Thanks,
Greg
Promethean Technical Support
