This experiment is part of our Earth Day Challenge.
It is important to think about our waste. Where will they go after
leaving our household? Plastic bottles and scrap metals can go to
recycling facilities. Many other wastes are buried in landfil...
I conducted this experiment at Keiki Labs in HPP in March 25th 2023.
Background
Elephant toothpaste is a fun and safe experiment. The name of
“elephant toothpaste” came from a formation of foams blasting off from
a cylinder or a bottle with narr...
This experiment was conducted at Keiki Labs in HPP in February 25th 2023.
Every children love messy slime experiment. Just a few tips, this
messy fun can be controlled by chemically and even small kids can make
by their own.
Background
Utilizin...
Background
A bubble is a ball of air surrounded by a thin water film. Pure water
has high surface tension not elastic enough to form a bubble. There
are important chemicals to form colossal bubbles: Detergent, Polymers,
and pH adjustment.
Deterg...
Saturday, April 9, 2022
This experiment was performed at Cos Cob Library on 04.14.2022
Background
When you wash clothes of different colors, fabric dyes may leach out
and stain lighter clothing, especially white clothes.
Color catching sheets ...