Danny and Lin never say no to adventure, so when Danny s spy camera captures a tiny dinosaur crashing into Lin s helmet during her skateboarding tryouts they know they have to investigate. But even they aren't prepared for a secret laboratory filled with amazing inventions (including the Shrink-a-Fier and the Expand-o-Matic 2) and astonishing discoveries (Triceratops are NOT fond of the color red!).
How it feels
MoodPlayful
How it reads
Plot intensityEventful
Worth knowing
Written forMiddle grade
When and where
ThemesFriendship
Content notes
Quotes
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