fabrication, manufacturing

welding – engineering 4 kids Welding – a fabrication process that joins materials, usually metals or thermoplastics, by causing coalescence. … More

engineering mysteries

New approach to sustainable building takes shape in Boston: A five-story mixed-use structure in Roxbury represents a new kind of … More

boats, space, paint

Pigments through the Ages – Choose a time period From prehistoric times, humans have left an imprint on their environment … More

AP biology / computer science

encourage more girls to consider AP Computer Science classes by exploring connections, projects, solutions with AP Biology apcomputersci apbiology projectbasedlearning … More

splats, Christmas inventions

Overview | Lemelson-MIT Program The Lemelson-MIT Program celebrates outstanding inventors and inspires young people to pursue creative lives and careers … More


Glass – In its pure form, glass is a transparent, relatively strong, hard-wearing, essentially inert, and biologically inactive material which … More


Life jackets Urban farming Engineering challenges Plastic waste reuse Catamaran SeaArk r b d f. boat Sat phone Marine toilet … More

Engineering Everywhere

New project. Observe stuff. Ask questions. Talk to interesting people. Actively add to e4k. Prompt it. Starting off here in … More

women in space

Origami Flasher: 5 Steps origami has influenced space exploration? Rockets have a limited amount of space inside them, meaning it … More

xreality, learning

Reinforcement learning – GeeksforGeeks an area of Machine Learning. Reinforcement. It is about taking suitable action to maximize reward in … More