Materials
Hardness
Conductors / insulators
Conductors / insulators
Elastic
100
Cooking pot 
metal
100
A metal knife is hard or soft?
hard
100
Electricity CAN go through conductors. Which is a conductor... a plastic ruler, an iron nail, paper?
an iron nail
100
Electricity CANNOT go through insulators. Which is an insulator... a 5 baht coin, a metal ruler, a rubber eraser
a rubber eraser
100
Which object is elastic... a rubber band or plastic spoon?
rubber band
200
Water bottle 
Plastic
200
A blanket is hard or soft?
soft
200
A paper clip is...
a conductor
200
A cardboard box is an electrical...
insulator
200
Is a glass elastic? 
no
300
Sweater 
Fabric / cotton / wool
300
Glass is ____ and a t-shirt is _____.
Glass is hard and a t-shirt is soft.
300
Have light.. conductor or insulator?
conductor
300
No light.. conductor or insulator?
insulator
300
Which object is elastic... a pen or balloon?
balloon
400
Pencil 
Wood, metal, rubber
400
Which object is harder... an iron nail or an eraser?
iron nail
400
This spoon is ______ and is a ________.
metal / conductor
400
This is a _____ table and is an _______.
wood / insulator
400
TRUE or FALSE: A balloon is made of rubber and is elastic.
TRUE
500
Electrical wires 
Copper and plastic
500
Which object is harder... a metal ruler or a wood ruler?
metal ruler
500
Electrical wires are made of plastic and copper. Which is the conductor and which is the insulator?
copper = conductor
plastic = insulator
500
Heat insulators help keep you warm on a cold day. What are 2 heat insulators... a jacket, an umbrella, a necklace, a wool hat?
a jacket and a wool hat
500
TRUE or FALSE: Floor tiles are elastic.
FALSE