What's that noise? ... It's a vacuum cleaner! Physical processes -Electricity and magnetism - Electricity A Twig Tidbit Film - What’s that noise? The children have to identify an object from its sound alone.
What's that noise? ... It's a vacuum cleaner! Physical processes -Electricity and magnetism - Electricity A Twig Tidbit Film - What’s that noise? The children have to identify an object from its sound alone.