The fourth part of this series focuses on being able to recognize and apply chess tactics. A game in which both sides follow the golden opening rules may be safe, but it will also be boring!

At the end of this mini-series on how to play chess, there are a few tips for improving your tactics.

We know that cities use machines to clean the streets, but did you know that specially-designed sidewalks can clean the air we breathe? Learn about the new way that the city of Frankfurt is working to improve the environment in this fascinating report from Rhein-Main TV. Umweltverschmutzung? Nein danke!

Check out this interesting ad from Schaeffler, which asks us what would happen if the world came to a standstill...

Actress Jessica Schwarz talks about her responsibilities as ambassador of Michelstadt, about her hotel and her future projects.

German actress Jessica Schwarz talks about her favorite food and briefly changes roles with Raudy by turning from the interviewee into the interviewer...

"Schneeflöckchen, Weißröckchen" ("Little snowflake, Little white skirt") is a beloved children's Christmas song in Germany.

German music veterans Frank Zander and Frank Schöbel record a song together to the tune of Bob Dylan's "Quinn the Eskimo" (as performed by Manfred Mann). Enjoy their performance of "We Love Life."

Dolphins sleep with one eye open? Crows are as intelligent as 8-year-old kids? Leopards freely roam the streets of Mumbai? In this video, Eylin tells us ten intriguing facts from the animal world.

Want to know more about medicinal herbs? Here, Eylin introduces us to ten popular domestic plants that can be used to soothe, heal, and calm.

Up against some stiff competition, the stunning Ekaterina Lejkom from Kiel claims the 2009 Miss Heiligenhafen crown. A video from

Does this sound familiar? The lights are all on, the computer is running and next to it the radio is blaring, the heat is on full and the window is wide open. It's your kid's room, and he isn't even home! Hessian Environmental Minister Priska Hinz is trying to change all of that with sustainability projects in the classroom.

The "Sternsinger School":www.kgs-longericher-hauptstr.de/ in Cologne is "going to the dogs," and what could be better than that? See how the Border Collie Felix and the Toy Poodle Mo help kids to develop social and verbal skills. Even taking the dogs for a brief walk helps the kids to focus better on their work, a lesson in the value of taking a break now and then. Enjoy!

The Swiss love their mountains and the tourism it generates. But, almost as much as their Alps, the Swiss love cleanliness. Watch this spoof on a stereotypical national Swiss trait. Oh, and check out Schweizer Felsenputzer to learn more.

Giulia Enders may have to decide between her calling of gastroenterology and becoming a stand-up comedian! Here she discusses the various ins and outs of her work.