Badge Kids › Road Badge › Section 2 › Lesson 2.2
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What a throttle changes
Say what a throttle does that pedal assist does not, find out what turns your own motor on, and run the throttle check with the bars turned lock to lock.
1Look
A thumb, and a foot
Those are the two different switches that make a machine like this move, and only one of them needs you to be on the bike and ready.
2The idea
One of them waits for you and one of them does not
Pedal assist only adds power while you are already pedalling. The machine cannot go anywhere until you are on it and the cranks are turning, which means it is physically incapable of surprising you at a standstill.
A throttle delivers power with no rider input at all. A thumb or a twist is enough, and nothing requires you to be balanced, seated, or even fully on the machine. That is not a fault. It is what a throttle is for. It means the order you do things in matters more.
3The idea
Find out what turns your motor on
The safety guidance written for adults makes this a numbered instruction: understand what actions will turn your machine’s motor on. Typically it is powered on and pedalling, plus whatever throttle options the machine has, and it is not identical across two machines that look the same.
The same guidance names another thing to look for: motor-interrupt brake levers, which cut the motor the instant you touch a brake. Plenty of machines have them and plenty do not. Find out which yours is before something makes the decision urgent.
4Your turn
Power on, power off
What makes it move
A machine on screen with four switches: powered on or off, assist level zero or higher, pedalling or not, throttle touched or not. Set any combination and the card says whether the wheel turns and why.
Find every combination where the wheel turns while both of your feet are still on the ground. There are more of them than most riders expect.
5Decide
You are sitting on it with one foot still down, and your thumb finds the throttle.
Pick one to carry on.
6The idea
The throttle has a check of its own
Motorcycle training checks a throttle three ways before every ride, and all three carry straight across: it moves freely, it snaps closed when you let go, and there is no power when the handlebars are turned.
That last one is the good one, and no cycling checklist has it. With the machine powered on, turn the bars from one lock to the other and confirm nothing happens. A cable pinched against the frame can hold a throttle slightly open, at exactly the moment your steering is at full lock.
7Say it
The order, so it never gets swapped
Say it out loud as you get on
“Feet set, then power.”
Say it every time you get on for a couple of weeks. It puts the two events in an order that cannot hurt you, and after a fortnight your hands do it without the sentence.
8Find them
Which of these are true of a throttle?
Tap the ones that count.
Find all 3.
9The idea
How much power to use, honestly
You will read everywhere that beginners should start in the lowest assist level. We went looking for that instruction in an actual curriculum or study and could not find it in one, so we are not going to hand it to you as a rule and pretend it is more than advice.
What rider training does say is the useful version: show that you can control the power you already have before you take more of it. And the same adult guidance adds a plain one — power down when you do not need the assistance.
10Do it
Before you leave this page
Power the machine on, stand beside it, and turn the bars slowly from one lock to the other. The wheel should do nothing at all. Then squeeze each brake lever and watch whether the assist cuts out, and say out loud which of the two your machine does.
Tick it when you have done it.
Lesson done.
Pedal assist waits for you. A throttle does not. Feet set, then power.
Next lesson: The weight, the speed and the stop