Did you know that tonnes of perfectly good food is thrown away every day in some countries? When some people don't have enough food to eat it seems crazy that so much food is wasted. Watch this video and learn about the work that Tristram Stuart is doing to try and change this situation.
Have you heard about Emma Watson's HeForShe campaign? It's all about gender equality – which means women and men having the same rights. Watch the first part of the video (to 5 minutes and 15 seconds!), do the exercises and then have a look at the HeForShe website.
This song was created by members of GMCBeats rap workshops and Webwise Ireland to celebrate Safer Internet Day. Online safety is really important for everyone who uses the internet so listen to the song and do the exercises to make sure you stay safe online.
One Direction are working on a new project called Action1D. They want young people to send them messages that they will put together to present to world leaders at events this year. Learn more about Action1D in this video.