Petra Teacher Resources
Find Petra lesson plans and worksheets
Showing 1 - 24 of 35 resources
Spiders: The First Web Developers
6 mins 6th - 12th CCSS: Adaptable
"You can always out run a spider." - Petra Sierwald, associate curator of insects at the Field Museum. Scientists identified more than 45,000 species of spiders, and an enchanting video explains how they identify each species as unique....
Wondering About the New Seven (Man-Made) Wonders of the World
6th - 10th CCSS: Designed
Who determines the Seven Wonders of the World, and what criteria is used to evaluate these locations? Discover the efforts to promote cultural diversity and preserve man-made monuments during the world's first-ever global vote in 2007 to...
The Chrysalids: Study Questions Chapters 13 - 17
9th - 12th
Things get serious in chapters 13-17 of in John Wyndham’s The Chrysalids. Authenticate the conclusion with the broad inquiries that require the readers to figure out major plot movements, literary devices, characterizations, and analysis...