Pendred Noyce: 3 books

"If this is an adventure, we should just plunge in..." When thirteen-year-old cousins Ivan and Daphne go on a treasure hunt in the rain one summer day, they never expect to stumble into a whole new world where words and numbers run wild. After the cousins outwit a plague of punctuation,...

The return to Lexicon begins when thirteen-year-old cousins Ivan and Daphne find their Aunt Adelaide deathly ill. Leaving their aunt to rest, Ivan and Daphne accidentally let their younger cousin, Lila, in on their secret world of Lexicon. Ivan and Daphne must track Lila, who disappears, through...

With time travel and mysteries that need solving, the Galactic Academy of Science (G.A.S.) series instructs readers on how to think like scientists. Under the guidance of a Dude or Dudette from the future, the middle school characters are faced with treacherous, present-day crimes that require a historical...