WHAT
WHAT WE
WHAT WE CAN DO HERE. >> Reporter: CORY REPPENHAGEN,
9NEWS.
9NEWS.
9NEWS. >>> IT'S COOL.
WE DID SOME REALLY SCIENCEY
STUFF WITH COREY, AND NOW WE
HAVE THIS.
HAVE THIS. >> KIDS ARE GETTING IN AND
MIXING SLIME.
MIXING SLIME. TYPICAL SLIME IS GLUE AND
BORAX.
BORAX.
BORAX. THIS IS NOT GLUE AND BORAX.
WE START WITH THE BOWLS.
LOOKS LIKE THEY HAVE WATER
INSIDE.
INSIDE.
INSIDE. THEY DO, BUT THEY ALSO HAVE A
CHEMICAL CALLED CAL SAME
CHLORIDE.
CHLORIDE.
CHLORIDE. THIS IS THE AGENT THAT'S USED
IN PICKLING, FOR EXAMPLE.
SO CALCIUM CHLORIDE IS IN HERE.
I WANT TO SHOW YOU THESE.
THIS IS NOT GLUE, SO THIS
MATERIAL HERE THAT I PUT IN MY
HANDS IS ACTUALLY SEAWEED.
IT'S CALLED SODIUM ALGENATE.
>> IT'S LIKE A LIQUID.
>> SO REFRESHING ON YOUR HAND.
WATCH THIS, KIM.
IN THIS BOWL, I'M GOING TO SPIN
IT AROUND.
IT AROUND. AS SOON AS THAT MATERIAL
TOUCHES, WATCH WHAT HAPPENS.
INSTANTANEOUSLY IT FORMS THE
SLIME.
SLIME.
SLIME. >>
SLIME. >> IS THAT WHAT'S CALLED
TECHNICALLY STRINGULATION?
TECHNICALLY STRINGULATION? >> THAT'S WHAT IT IS.
AS YOU SQUIRT IT IN HERE LIKE
THIS, THERE YOU GO --
>> JUST KEEP DOING THAT IS WHAT
YOU'RE SAYING?
YOU'RE SAYING? >> SO HOW DID THIS ONE END UP
SO FIRM?
SO FIRM?
SO FIRM? >> THE CALCIUM IS THE CHEMICAL
THAT CROSS-LINKS THESE LONG
COMPLAINS OF MOLECULES
TOGETHER.
TOGETHER.
TOGETHER. AS SOON AS IT TOUCHES YOU CAN
SEE INSTANTANEOUSLY, AS SOON AS
IT TOUCHES, IT TURNS INTO THAT
STRING.
STRING.
STRING. IT'S A LIQUID ON THE INSIDE AND
A SOLID ON THE OUTSIDE.
BUT I'VE GOT TO SHOW YOU THE
COOLEST THING TO DO.
I'M GOING CLEAR THIS BOWL OUT.
I'LL PUT THIS INTO TOM'S BOWL
BECK LIKES TO PLAY WITH THIS
MORE.
MORE.
MORE. GET
MORE. GET A LITTLE MEASURING SCOOP.
WATCH ACE POUR THE LIQUID IN
HERE.
HERE.
HERE. THIS IS THAT SODIUM ALGENATE.
SEE WHAT IT LOOKS LIKE THERE?
AS SOON AS I DIP IT DOWN
INSIDE, NOW I'M GOING TO LET IT
FORM.
FORM.
FORM. AND
FORM. AND IT STARTS TO FORM THE
SHAPE.
SHAPE.
SHAPE. AND NOW WATCH.
IF I LET IT GO, IT'S GONE, AND
THERE IT IS.
KIM, HOLD OUT YOUR HAND.
I JUST MADE THIS PREVIOUSLY.
AREN'T THOSE GREAT?
LOOK AT THE LITTLE MARBLES THAT
ARE THERE.
ARE THERE. THERE'S A LIQUID ON THE INSIDE,
SO IT'S LIKE A BOBA BALL.
SAME MATERIAL THAT THEY USE TO
MAKE GUMMY BEARS.
THIS IS NOT SOMETHING THAT YOU
WOULD -- ONE DOWN.
>> HEY, HEY!
>> I TRIED TO BOUNCE IT A
LITTLE.
LITTLE.
LITTLE. >> YOU CAN MAKE THIS LITTLE
MARBLE.
MARBLE.
MARBLE. SO CLEAR HERE, ALONG WITH A
LITTLE OF THE COLOR.
THIS IS WHAT'S GREAT ABOUT FROM
A TEACHING STANDPOINT.
IT'S TOTALLY INTERACTIVE PLAY.
IT ALLOWS THEM TO PLAY WITH THE
FORM LAYINGS, THE SHAPES.
>> THE WATER IS COOL.
THAT HELPING?
THAT HELPING? >> I JUST TOOK THE WATER FROM
THE BACK THERE.
>> IT DOESN'T MATTER WHAT THE
TEMPERATURE IS?
TEMPERATURE IS? >> ONE OF MY FRIENDS SAYS
THEY'RE PICKLES.
THEY'RE PICKLES. >> YOU KNOW WHAT I DID WAS I
MADE THE ENTIRE MONTH OF
OCTOBER ON FACEBOOK AND MY
INSTAGRAM, SO IT'S EVERYTHING
TO DO WITH HALLOWEEN.
FIND IF THE YOU GO TO MY
FACEBOOK PAGE OR INSTAGRAM, AND
WE HAVE A WHOLE MONTH OF THIS
STUFF.
STUFF.
STUFF. BLOOD IS COMING UP, FAKE BLOOD.
>> WE LOVE THAT.
>> EVERY KID LIKES.
THIS THEY LOVE TO DO THAT.
>> BUT ISN'T THAT WHY SLIME
TOOK OFF?
TOOK OFF?
TOOK OFF? BECAUSE IT LOOKS HORRIBLE.
>> ABSOLUTELY.
>> ABSOLUTELY. BUT JUST SOMETHING NEW.
>> I WANT TO SEE THAT ONE.
>> THERE YOU GO.
LIQUID ON THE INSIDE, AND SOLID
ON THE OUTSIDE.
>> THAT'S COOL.
>> ISN'T THAT COOL?
IT'S LIKE A LITTLE BITTY
MARBLE.
MARBLE.
MARBLE. >> IT'S ALMOST AN EYEBALL.
>> IF YOU SQUEEZE, NOW WE POP
IT.
IT.
IT. >>
IT. >> LIKE AN EGG YOKE.
>> AS SOON AS IT TOUCHES NOW,
IT SOLIDIFIES.
IT SOLIDIFIES. >> YOU CAN CALL IT SCIENCE.
I JUST THINK IT'S WEIRD.
>> I'M GOING TO LEAVE THIS ON
YOUR DESK.
YOUR DESK. WHEN YOU'RE NOT LOOKING, I'M
GOING TO DRAPE YOUR COMPUTER