Lily Cheng started using a point system to motivate herself to do things she didn't want to do a year ago.Lily Cheng This as-told-to essay is based on a conversation with Lily Cheng, 21, a game design ...

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An 18-year-old has created a spiked drink test that aims to be both accessible and affordable. The small device, which changes to a certain color when it detects or doesn't detect certain drug ...

Sometimes, the simplest ideas are the most effective. Click or scroll on to discover 11 creations, ranging from the ingenious to the downright silly, that remarkably turned out to be million-dollar ...

You're currently following this author! Want to unfollow? Unsubscribe via the link in your email. This as-told-to essay is based on a conversation with Lily Cheng, 21, a game design student and ...

Add Yahoo as a preferred source to see more of our stories on Google. Lily Cheng struggled to motivate herself during weekends and college breaks. Implementing a point system into her daily life ...