Letss Revision By Harper Collins | SECTOR: Education

Whichit provided fun, engaging content and established Letts guides as an innovative educational source. The Whichit ad gain positive reviews on Social channels, as likes, comments and parents tagging their children and vice versa. The campaign has increased reach and awareness of Letts Revision among high school students and their parents.

Engagement Rate

Ad Impressions

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Harper Collins Publishers is the second-largest consumer book publisher in the world, and one of the Big Five English-language publishing companies, alongside Hachette, Macmillan, Penguin Random House, and Simon & Schuster.

The company offers a series of test revision and practice books for children of all ages and abilities. Letts Revision provides every student with the resources they need to improve performance in the skills, topics and subjects taught at school.


The client wanted to engage with the target audience to increase brand awareness and drive sales of the revision guides, during the GCSE’s and A-Level tests preparation time (March 2018).


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