From the main railway station / Grand Hotel bus station - use tram No. 1 towards Bystrc Ečerova and go to the stop: Výstaviště - hlavní vstup (Brno Exhibition Center - main entrance) (approx. 8 min from main railway station). You will see the main entrance to the exhibition center, go to it and go from the left (direction to the petrol station) along Křížkovského Street. Vida! Science Center is about 5 minutes' walk away.
From main bus station Zvonařka - bus No. 84 (going from the opposite side of the road by the entrance to OC Vaňkovka) direction Stará Osada. Get off at Křížkovského stop (approx. 11 min from Zvonařka) and continue on the way. Vida! Science Center is about 3 minutes' walk away.