Geek Shop - ScientificsOnline Geek Shop. Our geek shop is filled with unique gadgets and gizmos that will fuel your passion for science, engineering and technology. Here you will also Engineering Toys & Gifts for Kids & Adults Engineering toys & gifts show kids how things work. Find cool gifts for engineers! Learn about engineering principles as you build with these hands-on kits and toys. It’s not just kids who learn by doing — these hands-on engineering kits also make fun toys for adults.