Poke a hole in the bottom of each cup with the scissors or another small sharp object.
How to make a cup with plastic sheet.
You can also buy molds at craft stores but for best results choose a mold that is lined with aluminum.
If it is punctured the water will not condense.
Ensure that there are no gaps.
Place the two halves together leaving a hole in the top where the plastic will be poured.
By natasha stewart.
Here are the steps to make a paper cup telephone.
Pour the sand 1 to 2 inches 2 5 to 5 cm from the edge of the plastic wrap.
After about a minute the plastic will curl shrink and then flatten out.
Thus the plastic cups are manufactured and stocked up.
Steps to make a telephone out of paper cups and string.
Decorate the front of the plastic square with permanent markers.
Secure the sheet to a large work surface with a clamp.
Because plastic sheets are flat they can be transferred to just about any surface.
For materials you ll need to buy two paper or plastic cups and a non stretchable string and you ll need a pair of scissors.
Bake the plastic heat your oven to 325 degrees fahrenheit and place your plastic drawings in the center of a cookie sheet.
To get printed disposable plastic cups the plastic sheets are printed before forming into cup.
Printing on plastic is an easy and inexpensive way to enhance any craft project.
Once the oven is preheated place the cookie sheet on the top rack.
Then fire the clay mold in an oven to harden it.
Thereafter those plastic sheets are carried to the heater assembly to the forming table with the help of conveyor chains.
Draw diagonal lines connecting the the corners of the square using a ruler and pencil.
The fun part of printing on plastic is that your creative options are unlimited.
Measure and cut a four inch square from the sheet of plastic.
You might draw curved lines that go from the center of the square out to the edges or decorate the whole square with small doodles.
Create a seal by pouring sand in a circle around each hole along the outside of the plastic wrap.
5 to 10s 616 5 to 10s 616 medium 247 science experiments 5 plastic cups 2 fun activities 2 this has been a fun kids craft for years making a telephone out of cups or tin cans.
Mark your desired cut line using a straight edge then score the sheet of plastic with the utility knife making several passes until you.
The heated sheets are then punched and shape is given to them of the mould.
It s also a bit of a science experiment because the telephone works thanks to vibrations of sound.