Nani loves to sit outside in the warm sunshine and sew beautiful things for the family. But lately, she has a very frustrating problem. Her favorite sewing thimble has completely vanished, and no matter where she looks, she cannot find it! Nobody in the house seems to know where her thimble could have gone. But when you have a sharp mind and a brand new science lesson fresh in your memory, a missing object is just another case waiting to be closed. Grab your magnifying glass and step into the shoes of a brilliant thinker as Yasmin transforms into a clever neighborhood detective. You will follow along as she gathers clues, asks the right questions, and tests out her scientific theories to track down the missing thimble. Will her classroom knowledge be enough to solve this tricky family mystery? Get ready to piece together the clues and see if you can crack the case alongside your favorite second grader!