In Insert Coin, we look at an exciting new tech project that requires funding before it can hit production. If you'd like to pitch a project, please send us a tip with "Insert Coin" as the subject line.
Fallen out of love with sensor? Don't worry, Variable Technologies is here to help. The company's working to bring the world Node, a project aimed at helping smartphone users "explore the fun and power of sensors." The "Swiss Army knife-sized" modular device communicates with the iPhone 4S and Android devices via Bluetooth. It has a built-in accelerometer, magnetometer and gyroscope and can detect physical motion and space, temperature and elevation, to name but a few. It also has a game control module and eight LEDs that can double as a camera flash, with carbon monoxide and radiation detection on the way. The Node will be compatible with Arduino devices and will have an open API, firmware and source code. There's a month left to help Variable hit its lofty $50,000 goal. Click the source link for more info.

Previous project update: The Aqua Tek S, featured way back on February 15th, still has a ways to go, having amassed $45,467 toward its $75,000 goal, with 16 days left. If you want a near invincible iPhone 4S case, you can still plunk down a $100 donation, and save yourself $30 off the suggested retail price.

The Engadget Podcast is live tonight at 5PM!