Step into Einstein’s Attic in Manhasset and you’ll find a charming boutique filled with toys to grow on, clothes for babies and kids up to age 2 and fun gifts .

"It’s our most beautiful store yet," says owner Lori Badanes. "The opening has been in the works for the past seven months."

When the store debuted in November, it joined its three sibling locations — in Northport, which Badanes took over in 2014, plus spinoff outposts in Madison, Connecticut, and Huntington village .

This year’s expansion came in response to customer demand.

"We started to notice a lot of people from Manhasset traveling to our Huntington store."

The new shop reflects the experience at the other locations. "We have a strong recipe for success," says Badanes, who studied psychology in college and has two ch

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