💡 you are to the in the and — BAM — you your toe on a toy! A could fix that with a . In this you will how around a , what each does, and how to a that a . Let's it up! 🔦
needs a — called a — to . of it like around a at a : if there is a gap , the . In a , all the () are one after another in a . If one is , the — just like a of the .
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⚡ : In a , the through every . This is from the used in your , which are so one does not off!
Every needs a — a or — to the around the . We using so all over the can them. The key you will use are: a or ( ), a ( ), a (makes ), and a ( the — like a that or the ).
🔗 Match each circuit component to what it does. 🔌
Battery
Bulb
Buzzer
Switch
Wire
A is one of the most in a . When the is (off), there is a gap in the and — . When the is (on), the is and through. You can make a from a and a pin, or buy a one. Your needs a that your can .
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🛠️ tip: about your when a . A a to use than a . for the , not just the !
🧩 Put these steps in the correct order to build and test a series circuit. 🔧
If it does not work, check for gaps or loose connections
Close the switch and check that the bulb lights up
Connect a wire from the bulb back to the battery pack to complete the loop
Connect a wire from the switch to the bulb
Connect one wire from the battery pack to the switch
Gather your battery pack, bulb, switch and wires
Now you know how a , it is to like a . A a for a — for , a for your , or a for your . Your : a , a (a that ), and a . your before you — these are the your .
Design criterion
How I will test it
The bulb lights up when the switch is pressed
Press the switch and observe the bulb
The housing is strong enough to stand on a shelf
Place it on a shelf and check it does not fall over
The switch is easy for a young child to use
Ask a younger child to try turning it on and off
The product looks attractive and is labelled
Show it to the user and ask for their opinion
Example design criteria for a bedroom night-light 🌙
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⚠️ : use a (no more than 4.5 V) in — . and your if any .
🗂️ Sort these statements into Design phase or Evaluate phase of the D&T process. 📋
Draw a labelled diagram of the product
Write a list of design criteria
Choose which components to use
Test the product against each design criterion
Ask your user for feedback
Identify one improvement you would make next time
After you your , it . Did every ? If the did not , the for . If the , about a or . their — even make many ( ) before they get a . Every you ! 🌟
🃏 Test yourself on the key vocabulary from this lesson. Flip each card! 🃏
Tap each card to see the answer.
Quiz time! 📝
Light It Up: Check Your Knowledge ✅
Question 1 of 5
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