Mandarin Chinese is a tonal language and a simple change in the tone can change the meaning of the word. Therefore, learning the 4 tones and 1 neutral tone is very important part of becoming fluent in Mandarin. The pitch of your voice changes with each tone. Be patient as you learn the tones it takes time for non-native Chinese speakers. In Chinese we say 慢慢来 màn màn lái which means take your time.
Click on the picture below to learn the tones with BBC.
Here are 2 more games for learning Tones