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Remember Your School Supplies From the '50s?
play.howstuffworks.com/quiz/remember-your-school-supplies-from-the-50s
Push pins, steel pins, thumb tacks, paste sticks ... The 1950s produced school supplies that either stuck to things or stuck you back if you weren't careful. This quiz will inspire you to call up coveted school supplies from the past. How many can you correctly ID? Get ready to figure out some cool school stuff!
Chipmunk vs. Squirrel Sizes, Habitats and Characteristics
animals.howstuffworks.com/mammals/chipmunk-vs-squirrel.htm
Pinning down chipmunk vs. squirrel identification is trickier than you might expect. The differences between the species largely come down to size and habitat.
What is a spanner wrench?
home.howstuffworks.com/spanner-wrench.htm
A spanner wrench is a tool that provides a grip for tightening or loosening a fastener containing pins or tabs around its circumference. Learn more about spanner wrenches from this article.
How Voodoo (Vodou) Works
people.howstuffworks.com/voodoo.htm
If asked to describe Voodoo, many people would mention pin-filled dolls, zombies and spirit possessions. Explore the Voodoo religion and find out if the stereotypes about it are true.
How Does a Camera Obscura Device Work?
electronics.howstuffworks.com/question131.htm
A pinhole camera is the simplest camera possible. To get a better understanding of how they work, read more about camera obscura principles.
How Lock Picking Works
home.howstuffworks.com/home-improvement/household-safety/lock-picking.htm
In movies, burglars can open a lock using a paper clip. Is it really so easy? The basic process of picking a lock is simple, but it takes practice to get it right.
How does a master key work?
home.howstuffworks.com/home-improvement/household-safety/question710.htm
A master key can open many different types of locks. Find out how a master key works.
How Parallel Ports Work
computer.howstuffworks.com/parallel-port.htm
The parallel port is still an obsolete way to connect a printer to a PC. Learn how parallel ports operate and how they came about.
How Serial Ports Work
computer.howstuffworks.com/serial-port.htm
Serial ports have been an important I/O tool for decades. Learn how they work!
How Microcontrollers Work
electronics.howstuffworks.com/microcontroller.htm
Most modern electronic devices (TVs, VCRs, microwaves and so on) contain an embedded microcontroller. It's basically a dedicated computer. Find out how these devices work and experiment with one on your own.