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<http://schema.org/description>
"                  Why can bubbles ignite? What kind of magic is there? The alpha science classroom unlocks the answer for children through kids' science experiments of How to create bubbles and heat, in which there is simple knowledge of chemistry experiments for kids so that children can understand"
<https://www.alphasciencetoys.com/alpha-science-classroom-how-to-create-bubbles-and-heat.html>