Einstein on the background of a blackboard with formulasEinstein on the background of a blackboard with formulas
A great scientist shows how much better he is than youA great scientist shows how much better he is than you
Canada national park is a snow-covered lake between forests and mountainsCanada National Park is a snow-covered lake between forests and mountains
The space of a spiral galaxy. asteroid and air domeThe space of a spiral galaxy. Asteroid and air dome