How can words be masculine or feminine? An interesting concept to explain to language learners.
This worksheet has some ideas and memory tricks for remembering whether French words need an un or une before them.
More memory tricks can be found in Unforgettable French, which is full of tried-and-tested memory tricks based on sound and idea associations to help you to engage your memory and remember key grammatical points. Using memory tricks to explain the “tricky” bits facilitates the learning process and what seemed difficult before is suddenly much easier to remember. The memory tricks are presented in a highly visual, page-by-page format to help you to visualize the language better. The sheets can be enlarged to make mini-posters or used as “aide-mémoires”.