The Magic School Bus Wiki  Gets Ready, Set, Dough  247pages on
this wiki  "Gets Ready, Set, Dough" is the 9th episode of Season
1.   It's Ms. Frizzle's birthday, and a field trip to the bakery
seems perfect...until the bus' shrinkerscope goes on the fritz,
and the class experiences chemistry first hand as they try to
make a cake when they are tiny! Things get crazy when the bus
get baked in a cake and Liz forgot to put up the heat shields!
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