That’s Engineering

K-8 Engineering MOOC Explore . Create . Improve – Boston Museum EiE Engineering4Kids wiki information, short description, links What’s the … More

retracting cat’s claw

structure and function of cat claw There are many examples of engineering in nature. A cat’s retractable claws make use … More

robotic staff

Henn-na Hotel in Japan – you’ll be greeted by a robotic staff that’s said to run 90% of the hotel’s … More

redesign Santa’s sleigh

Santa Claus arrives, accompanied by his elves, on his sleigh pulled by reindeer Traditionally, Santa’s Sleigh has been depicted as … More

reflection

Reflection – the return of light, heat or sound. Our focus here is on the reflection of light and the … More

refrigeration

Refrigeration, 1850s “Discovering how to make cold would change the way we eat—and live—almost as profoundly as discovering how to … More

refraction and lenses

Refraction – When light moves from one substance to another it changes speed and direction. That change in direction is … More

relative humidity

Relative humidity – The amount of water vapor in the air at any given time is usually less than that … More

regenerative braking

Regenerative brake – an energy recovery mechanism which slows a vehicle or object down by converting its kinetic energy into … More

request feedback

Review an Engineering 4 Kids story page. Click here for review questionnaire Help! Look through this website. If you have … More

research

Engineering research seeks improvements in theory and practice in fields such as (for example) high-speed computation, bioengineering, earthquake prediction, power … More

radioactivity

Radioactivity – unstable atomic nuclei release subatomic particles. The phenomenon of radioactivity is observed in heavy elements such as uranium. … More

Raspberry Pi

Raspberry Pi – a credit-card-sized single-board computer developed in the UK by the Raspberry Pi Foundation with the intention of … More

re-engineering mosquitos

In a single year, there are 200-300 million cases of malaria and 50-100 million cases of dengue fever worldwide. So: … More

reciprocating engine

Reciprocating engine – also often known as a piston engine, is a heat engine that uses one or more reciprocating … More