Caught (Missing‪)‬

With Caught, award-winning author Margaret Peterson Haddix delivers the fifth thrilling installment of her Missing series. Time-traveling siblings Jonah and Katherine are shocked when time in the 21st century comes to a standstill. Back in 1903, the siblings discover the time-freeze was caused by a botched job involving Albert Einstein's secret daughter Lieserl. Somehow, they' ve got to set things right- but that won' t be easy with Lieserl's mother standing guard.