I need some ideas for my science expo
something new working model
can anyone help me to select the topic
plzzzz
1helpingbuddy:
expo means
exhibition
what type of exhibition phy. chem. bio
open topic
but it should be new
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do wakum cleaner it is so easy see it in youtube
that's for kids
i want advanced
hoo....
in which standard you are
class11
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