Take your bike (possible to lock it up close to the apartment building).
Use the Veloh (Veloh station available on Square Edourad Andre) http://www.veloh.lu/Les-stations/Plan-des-stations/Consultez-le-plan
Bus 2 Limpertsberg /Square André
Bus 19 Limpertsberg/Square André
Bus 4 Limpertsberg/Square André
Get out of the bus walk across the small roundabout towards the lycée Vauban, 1 minute walk from the bus stop. Make sure your walking away from town. The Yoga studio is located in a white apartment building on the ground floor.
Take the car. Around yoga studio there is always parking. Please keep in mind that you have to pay for parking during the week until 6pm.