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.
Your mouth is burning, your eyes are watering and you're sweating ... but some people love it! Watch this video about chillies and find out why they are spicy for us, but a bird can eat them just fine.
Do you put up Christmas trees in your home or town? It's traditional to put up Christmas trees in Britain but nowadays most people prefer artificial ones, not real ones. Watch this video to find out where they come from and how they're made!