What is it? ... It's the surface of a bubble! Material processes - Solids, liquids and gases - Gases A Twig Tidbit Film - Big Reveal. The image zooms out from an extreme close-up to full frame. The children have to guess what the image is.
What is it? ... It's the surface of a bubble! Material processes - Solids, liquids and gases - Gases A Twig Tidbit Film - Big Reveal. The image zooms out from an extreme close-up to full frame. The children have to guess what the image is.