![The Vexing Hectare Detector](/assets/artwork/1x1-42817eea7ade52607a760cbee00d1495.gif)
![The Vexing Hectare Detector](/assets/artwork/1x1-42817eea7ade52607a760cbee00d1495.gif)
![](/assets/artwork/1x1-42817eea7ade52607a760cbee00d1495.gif)
![](/assets/artwork/1x1-42817eea7ade52607a760cbee00d1495.gif)
The Vexing Hectare Detector
Solving Mysteries Through Science, Technology, Engineering, Art & Math
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- USD 8.99
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- USD 8.99
Descripción editorial
It's Spring Break and the gang is presented with a mysterious new riddle that will challenge their mathematics skills and senses. What is the perplexing, suspended ring that oscillates? Jesse and her pals must work together to find out!