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Can technology keep getting smaller and faster?

Since the first generation models of the 1940s, computers have dramatically shrunk in size while becoming much faster. Moore's Law predicts the rate at which computer speeds increase, but is there a limit to how small and fast computers can become? This clip describes the changes in computer hardware over time, their impact ...

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Circuits - upper primary

This collection of 11 digital curriculum resources is organised in three categories - types of circuits; circuit applications; and conductors and insulators. Interactive learning objects enable students to build and manipulate simple series and parallel electric circuits. Students investigate how current flows, effects ...