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author of the Greenglass House series
watch one real-life creature transform into another before your eyes
Issue 25 Featured Experts: Astronaut and oceanographer Kathy Sullivan
the WNBA’s most-beloved mascot
03: The Architecture Issue Subscription author of the Greenglass HouseThis one goes out to all the fort builders, treehouse dreamers, tinkers and storytellers. For: Girls, 5 to 12, who love to build stuff Highlights: Build three ridiculously cool DIY forts with blueprints from world famous architects; design a gumdrop bridge; read a story about a girl inventor; get inspired by a comic about Brooklyn Bridge engineer Emily Warren Roebling; practice building your balance; craft a perfect plot; make banana bread. Plus: a