What is it? ... It's a pulley! Physical processes - Force and motion - Gears and pulleys A Twig Tidbit Film - Jigsaw. An image is slowly revealed as pieces of the jigsaw are removed. The children have to identify it.
What is it? ... It's a pulley! Physical processes - Force and motion - Gears and pulleys A Twig Tidbit Film - Jigsaw. An image is slowly revealed as pieces of the jigsaw are removed. The children have to identify it.