Gallery: Watch: This Translucent Ruler Animates Math Homework

  • Image may contain Human Person Electronics Phone Mobile Phone Cell Phone Hardware and Electronic Chip
    01

    mit-mediated-lab-wired-design

    The Glassified ruler combines analog and digital experiences in a cost-effective manner. *Photo: Anirudh Sharma*
  • Image may contain Electronics Phone Mobile Phone and Cell Phone
    02

    ruler-mit-1

    It can calculate the area of a shape, providing instant feedback on geometry homework. *Photo: Anirudh Sharma*
  • Image may contain Human Person Text Electronics Cell Phone Mobile Phone and Phone
    03

    smart-ruler-mit-wired-design

    Once a student gets the hang of basic physical principles, they can design mini games. *Photo: Anirudh Sharma*
Read More
The Best Ski Clothes for Staying Warm and Having Fun
From weatherproof jackets and pants to puffers, gloves, and socks, WIRED’s winter sports experts have you covered.
Chris Haslam
The Best Automatic Litter Boxes Tested by Our Spoiled Cats
With these high-tech automatic litter boxes, gone are the days of scooping and smells. Welcome to the future.
Molly Higgins
The Best Apple Watch Accessories
You finally caved and bought an Apple Watch. These are our favorite bands, screen protectors, and chargers to go with your new smartwatch.
Adrienne So
Give Your Back a Break With Our Favorite Office Chairs
Sitting at a desk for hours? Upgrade your WFH setup and work in style with these comfy WIRED-tested seats.
Julian Chokkattu
The Best Game Controller for Every Kind of Player
A great gamepad instantly levels up your play. These are our top picks for Switch, Xbox, PlayStation, and PC.
Brad Bourque
The Best Heart Rate Monitors Check Your Cardiac Health
These chest straps and watches will help you keep your finger on your pulse—and many other heart-related metrics.
Michael Sawh
The Best Kids' Bikes for Every Age and Size
The WIRED Reviews team has kids, and we tested all types of kids’ bikes. Here are our top picks.
Adrienne So
Death to Dry Skin. These Humidifiers Are Better Than Chapstick
From models for traveling to humidifiers that double as planters or air purifiers, we've tested a dozen of them.
Matthew Korfhage
The 11 Best Electric Bikes for Every Kind of Ride
I tested the best electric bikes in every category, from commuters and mountain bikes to foldables and cruisers.
Adrienne So
The Best Portable Chargers for All Your Devices
Keep your phone, laptop, handheld gaming console, and other electronics running with these travel-friendly power banks.
Simon Hill
The Best Podcasts for Everyone
Get your fix of tech, true crime, pop culture, or comedy with these audio adventures. 
Simon Hill
The Best iPad to Buy (and a Few to Avoid)
We break down the current iPad lineup to help you figure out which of Apple’s tablets is best for you.
Luke Larsen