SILK, PEARLS, GOLD AND DIAMONDS. Big surprise 6, OUP

 Hi, kids, here´s a video with the information about "SILK, PEARLS, GOLD AND DIAMOND", and the reason why they are so expensive. Watch the video and find out more information about these materials. Really interesting! The images and sounds in this video are property of Oxford University Press. The share in this blog has no commercial, but educational purposes. After the video, you can try the online games I have created with learning apps.