Clarissa doesn't believe that Olivia has psychic powers, so Olivia takes a test offered through the mail, and the two become wrapped up in a money-making scam. Meanwhile, Ferguson sells cosmetics to a gullible Marshall and a down-in-the-dumps Janet.
The family decides to take a road trip to the Grand Canyon other than their usual Lake Winnemucca. But, when tension arises from the overwhelming number of decisions, the Darlings learn a lesson about tradition.
Sam realizes that Clarissa is the perfect girl for him after too many bad dates. Meanwhile, in a spoof of Rear Window, Marshall and Ferguson suspect their neighbor Ned Soaperstein has murdered his wife Edna.
Clarissa and Ferguson have issues with their mother when she begins teaching at their high school.
This page uses content from the English Wikipedia. The article or pieces of the original article was at List of Clarissa Explains It All episodes. The list of authors can be seen in the page history. As with Nickipedia, the text of Wikipedia is available under the GNU Free Documentation License.