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attention. When you connect it to a battery, it makes noise to let you

know something is happening.

• Push Switch: A push switch is like a button
that controls if something is ON or OFF.

When you turn it ON, things like lights or
fans can work. When you turn it OFF, they stop working.

• Battery: A battery gives power to make things like
toys, lights, or other parts work. It has two ends—

one positive (+) and one negative (-) and they need
to be connected the right way for things to work.

• USB Cable: A USB cable is a wire that connects

different things together, like charging your tablet or
connecting a toy to your computer. It helps electricity

or information travel from one thing to another.

• Battery OTG Socket: This is a special part that connects the battery
to other pieces so they can get power, like

plugging something into the wall to charge it.

• Jumper Wire: Jumper wires are small,
colourful wires used to connect different

parts, like linking a battery to a light or
fan, so electricity can move from one part to another.

• Magnetic Board: A magnetic board is a flat surface

where you can stick magnetic parts, like lights and
wires, to build fun projects. It helps keep everything

in place while you create.

Create a Model of Doorbell Using Smart Circuit Kit

To create a model of doorbell using smart circuit kit, follow the given
steps:

Step 1 Take out all the components from the smart circuit kit:

• Buzzer • Push Switch

Understanding the Circuits 37