Mouser has an online 'thing' where you can get a free ticket and register to win a development kit and/or a coffee mug.
There are quite a few kits to choose from - so if you're going and feeling lucky:
https://www.mouser.dk/embeddedworld/There are rules, some of which:
Entry Process for Prize Draw Contest
There are two (2) ways to enter the Prize Draw Contest:
Go to
https://www.mouser.de/embeddedworld and complete the prize draw contest entry form. Entrants may also navigate to the entry form via all promotional e-mails and ad placements. Once the Entrant has navigated to the entry form, he or she must complete all required fields before submitting an entry. Submission of the form will result in one (1) entry.
Attend the Exhibition and either (i) scan Entrant’s conference badge at the Mouser Stand 111, Hall 3A, or otherwise hand a copy of their conference badge together with their contact details (email, postal address and telephone number) to the Promoter’s representatives at the Mouser Stand 111, Hall 3A at the Exhibition or (ii) hand in a business card (with Entrant's email, postal address and telephone number), to the Promoter's representatives at the Mouser Stand 111, Hall 3A at the Exhibition.