Squishy Circuits Dough Kit, includes 7 containers of conductive dough and 1 container of white insulating dough, Each container holds 7 ounces (a normal, bought container is 5 ounces). The dough does contain gluten, but is safe and non-toxic
Current balance, classic method for demonstrating and measuring the small force experienced by a conductor carrying an electric current in a magnetic field, One half of the balance is placed inside a solenoid, other half has an adjustable counterweight
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