The Rocketbook Wave ($27) zaps notes away when you heat it in the microwave, though it can only be nuked up to five times. Both notebooks use patent-pending technologies that the founders would ...

Rocketbook’s Core Reusable Smart Notebook, normally $54.95, is on sale on Amazon Australia for almost half price at $29.61. This 36-page erasable, lined notebook can be used endlessly. Just write, ...