In late 2022, Sumdog Ltd (formerly Crocodile Clips) updated the system. If a school needs to reinstall the software on new hardware, they must contact support@yenka.com with their existing serial number activation key
: Free licenses are available for students and teachers for non-commercial use outside of school. These licenses now have an expiry date and must be renewed by contacting Yenka Support How to Activate Your Software yenka activation key
: When prompted, type your 12-digit activation code (e.g., XXXX-XXXX-XXXX ) into the activation window. In late 2022, Sumdog Ltd (formerly Crocodile Clips)