Discover how to build a simple electric train using just a copper coil, an AA battery, and disc magnets in this step-by-step science experiment. Starting with basic materials, watch as we construct ...
Si-finds Thames Mudlark on MSN
Treasure hunting challenge! Who found what? Metal detecting!
Join Si, Gappy, and Cuffs at a metal detecting rally in Essex, England, as they search for treasures from the past, including ...
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