A laboratory test tube with a green solution in a man's hand is heated over a fireDas Bild A laboratory…

Heating the reagent over a fire on a black backgroundDas Bild Heating the reagent over a fire on a black…

Hand in glove holds flask with chemical solution over fire on black background.Das Bild Hand in glove holds flask with…

A round flask with a green solution in the hand of a scientist over a fire on a dark backgroundDas…

Scientist pouring liquid from a test tube, close up. Chemistry experimentDas Bild Scientist pouring liquid from a test tube, close…

Laboratory assistant in gloves with a flask and pipette working at the tableDas Bild Laboratory assistant in gloves with a…

The concept of biological analysis of plants. Men's hands in blue gloves with tweezers and sproutsDas Bild The concept of…

Toddler Play Car With Wheels On The GroundDas Bild Toddler Play Car With Wheels On The Ground von Marco Verch…

Japanese, among many foreign languages written with chalk, school chalkboardDas Bild Japanese, among many foreign languages written with chalk, school…

Spanish, among many foreign languages written with chalk, school chalkboardDas Bild Spanish, among many foreign languages written with chalk, school…

Italian, among many foreign languages written with chalk, school chalkboardDas Bild Italian, among many foreign languages written with chalk, school…

Portuguese and Norwegian, among many foreign languages written with chalk, school chalkboardDas Bild Portuguese and Norwegian, among many foreign languages…

Swedish, among many foreign languages written with chalk, school chalkboardDas Bild Swedish, among many foreign languages written with chalk, school…

Dutch, among many foreign languages written with chalk, school chalkboardDas Bild Dutch, among many foreign languages written with chalk, school…

Teacher books and a stand with pencils on the table, on the background of a blackboard with chalk. The concept…

Globe and school supplies with teg Happy Teacher's Day on blackboardDas Bild Globe and school supplies with teg Happy Teacher's…

Happy Teacher's Day inscription with markers, pencils, paper clips, paints and compasses on a white wooden table. Top viewDas Bild…

Hands showing paper with Vorsorge textDas Bild Hands showing paper with Vorsorge text von Marco Verch kann unter Creative Commons…

Hands holding blackboard with text YouDas Bild Hands holding blackboard with text You von Marco Verch kann unter Creative Commons…

Moodern wooden building of Potsdam Institute for Climate Impact ResearchDas Bild Moodern wooden building of Potsdam Institute for Climate Impact…

Old Astrophysical Observatory Potsdam buildingDas Bild Old Astrophysical Observatory Potsdam building von Marco Verch kann unter Creative Commons Lizenz genutzt…

Observatory of Potsdam-Institut für Klimafolgenforschung (PIT)Das Bild Observatory of Potsdam-Institut für Klimafolgenforschung (PIT) von Marco Verch kann unter Creative Commons…

Potsdam Institute for Climate Impact ResearchDas Bild Potsdam Institute for Climate Impact Research von Marco Verch kann unter Creative Commons…

Path to a modern wooden building on campus harmonically embeded in natureDas Bild Path to a modern wooden building on…

Lecture wooden building of Potsdam Institute for Climate Impact ResearchDas Bild Lecture wooden building of Potsdam Institute for Climate Impact…

Powerful cooling system heat-exchanger with 8 fansDas Bild Powerful cooling system heat-exchanger with 8 fans von Marco Verch kann unter…

Entrence gate to Potsdam observatory in Einstein Science ParkDas Bild Entrence gate to Potsdam observatory in Einstein Science Park von…

Philological Library in Berlin, GermanyDas Bild Philological Library in Berlin, Germany von Marco Verch kann unter Creative Commons Lizenz genutzt…

Hall of modern Philological LibraryDas Bild Hall of modern Philological Library von Marco Verch kann unter Creative Commons Lizenz genutzt…

Reading glasses over a bookDas Bild Reading glasses over a book von Marco Verch kann unter Creative Commons Lizenz genutzt…

Words focused on a book with reading glasses on the backgroundDas Bild Words focused on a book with reading glasses…

Bucket with color pens and tag reading "Back to School"Das Bild Bucket with color pens and tag reading "Back to…

Top view of flat lay with keyboard, small notes and a pen. Marbled background.Das Bild Top view of flat lay…

Color letters reading STUDYDas Bild Color letters reading STUDY von Marco Verch kann unter Creative Commons Lizenz genutzt werden. Es…

English Exam schedule in CalendatDas Bild English Exam schedule in Calendat von Marco Verch kann unter Creative Commons Lizenz genutzt…

Open book and spring flowersDas Bild Open book and spring flowers von Marco Verch kann unter Creative Commons Lizenz genutzt…

Book Fair in FrankfurtDas Bild Book Fair in Frankfurt von Marco Verch kann unter Creative Commons Lizenz genutzt werden. Es…

Frankfurter BuchmesseDas Bild Frankfurter Buchmesse von Marco Verch kann unter Creative Commons Lizenz genutzt werden. Es ist auf Flickr in…

BuchmesseDas Bild Buchmesse von Marco Verch kann unter Creative Commons Lizenz genutzt werden. Es ist auf Flickr in voller Auflösung…

Bücher und ObstDas Bild Bücher und Obst von Marco Verch kann unter Creative Commons Lizenz genutzt werden. Es ist auf…