With new platforms and tools, you have easier access to more than 5.1 million 2D and 3D digital items from our collections ... Amy Karle, An Open Book Foundation, AstroNuts, Autodesk Tinkercad, Cesium ...

Save guides, add subjects and pick up where you left off with your BBC account. The net of a 3D shape is what it looks like if it is opened out flat. There are many types of nets for the ...