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Includes reusable molds
Breath turns the conventional wisdom of what we thought we knew about our most basic biological function on its head
Whirling Wave Reactor
This cross-stitch kit is perfect for crafters of all levels who want to bring the stunning landscapes of Grand Teton National Park into their home
Use it to enjoy a glass of wine (or any beverage) while reflecting on the immense scope of geologic time
Newton's Apple: Tightrope-Walling Gyrobot Replica Includes reusable moldsAn apple that defies gravity and walks a tightrope what would Isaac Newton have thought? Build a cute apple robot that walks along a tightrope. How? Thanks to the robots main component, a motorized gyroscope, it can maintain its balance and perform this fun trick without falling over. Through five experiments, you can discover the astonishing powers of the motorized gyroscope and explore the physics behind its amazing behaviors. Experiment with
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