For this week's Project of the Week, 3D print and Arduino your way to this coin-spitting Question Block from universe of Nintendo favorite, Mario.
![Featured image of [Project] 3D Print Your Own Honeycomb-Designed Card Wallet](https://i.stageall3dp.com/workers/images/fit=scale-down,w=1200,h=671,quality=79,gravity=0.5x0.5,format=auto/wp-content/uploads/2018/04/26153037/F26XCLFJG42UU5D.LARGE_-e1524819067957.jpg)
Need a safe and sleek place to store your credit cards, gift cards, and your other wallet inhabitants? This fully 3D printed Card Wallet is extremely easy to make, and has a card pusher to give you instant access to your plastic money!
![Featured image of [Project] Celebrate Earth Day with This 3D Printed Greenhouse Dome](https://i.stageall3dp.com/workers/images/fit=scale-down,w=1200,h=671,quality=79,gravity=0.5x0.5,format=auto/wp-content/uploads/2018/04/26153724/c9b7e49e7ad3e654ab07626810bca13f_preview_featured-e1524141769602.jpg)
With Earth Day coming up this weekend, why not celebrate by 3D printing a DIY greenhouse dome for your garden? Polish up that green thumb, it's time to use those maker skills for a Mother Nature-approved project.
![Featured image of [Project] Take Aim With This Awesome 3D Printed Mini Crossbow](https://i.stageall3dp.com/workers/images/fit=scale-down,w=1200,h=671,quality=79,gravity=0.5x0.5,format=auto/wp-content/uploads/2018/04/26154350/Screen-Shot-2018-04-13-at-2.35.10-PM-e1523623114705.jpg)
South Korean maker "DIYPark" shows us how to create a fully 3D printed and functional Mini Crossbow. Set up some targets and take aim, because it's time to get your archery on.
![Featured image of [Project] 3D Printed OKAY 2 Synth Brings Music to the Maker’s Ears](https://i.stageall3dp.com/workers/images/fit=scale-down,w=1200,h=671,quality=79,gravity=0.5x0.5,format=auto/wp-content/uploads/2018/04/26154600/duet-1200-e1523537629322.jpg)
Oskitone's new and improved OKAY 2 is a mind-blowing DIY synth that you can 3D print and put together on your own. Hone your 3D printing and soldering skills with this sweet musical instrument and let the sounds sweep you away!
![Featured image of [Project] 3D Print Your Own Customizable Soda Can Lamp](https://i.stageall3dp.com/workers/images/fit=scale-down,w=1200,h=671,quality=79,gravity=0.5x0.5,format=auto/wp-content/uploads/2018/04/26155100/download-e1523020513136.png)
An engineer named Arnd (also known as AHNT) recently shared a fun 3D printing project, showing us how to create an customizable soda can lamp that can you light up with LEDs or a candle.
![Featured image of [Project] 3D Print a Chocolate Easter Egg Dispenser Bunny](https://i.stageall3dp.com/workers/images/fit=scale-down,w=1200,h=671,quality=79,gravity=0.5x0.5,format=auto/wp-content/uploads/2017/04/27024253/easter_bunny_egg_dispenser.jpg)
Ready to scarf down lots of chocolate this holiday weekend? Exercise some portion control with a 3D printed Easter Egg Dispenser Bunny.
![Featured image of [Project] 3D Print Your Own Mechanical Laser Show!](https://i.stageall3dp.com/workers/images/fit=scale-down,w=1200,h=671,quality=79,gravity=0.5x0.5,format=auto/wp-content/uploads/2018/02/26165439/598611497387139239-e1517663353607.jpg)
Looking for a weekend DIY project? Check out this awesome 3D printed hand-powered mechanical laser show created by software developer Evan Stanford.
![Featured image of [Project] 3D Printed Candy Dispenser](https://i.stageall3dp.com/workers/images/fit=scale-down,w=1200,h=671,quality=79,gravity=0.5x0.5,format=auto/wp-content/uploads/2018/03/26160529/colorfabb_candy-0056-1024x683-1.jpg)
Get your sweet tooth ready for Easter's endless barrage of chocolate bunnies and Cadbury Eggs with a 3D printed candy dispenser. This project was originally designed by HelioxLab, and recently presented by the Dutch 3D printing filament producer colorFabb.
![Featured image of [Project] Make Life Easier with the Pocket-Sized Keytool](https://i.stageall3dp.com/workers/images/fit=scale-down,w=1200,h=671,quality=79,gravity=0.5x0.5,format=auto/wp-content/uploads/2018/03/26160805/FVBMU9SJEYIR290.LARGE_.jpg)
Looking for an easy way to organize your life? This 3D printable keytool will hold your keys, USB, a small ruler, a docking device for your phone, and even a bottle opener all in one place.
![Featured image of [Project] 3D Print Your Own Magnetic Stirrer](https://i.stageall3dp.com/workers/images/fit=scale-down,w=1200,h=671,quality=79,gravity=0.5x0.5,format=auto/wp-content/uploads/2018/03/26160829/Screen-Shot-2018-03-22-at-1.32.36-PM.jpg)
Need some on-the-run laboratory equipment or just a neat way to mix liquids? One hobbyist named John Coggeshall shows us how to build a 3D printed magnetic stirrer. Let's get scientific!
![Featured image of [Project] Shred the Streets with Your Own 3D Printed Longboard](https://i.stageall3dp.com/workers/images/fit=scale-down,w=1200,h=671,quality=79,gravity=0.5x0.5,format=auto/wp-content/uploads/2018/03/26161511/lulz4.jpg)
LulzBot shows us how to build a fully functional longboard using 3D printing technology. You can follow along with their surprisingly simple instructions or use them as a basis to build your own board.
![Featured image of [Project] Recycle Your Leftover Filament with a “Plastic Smoothie”](https://i.stageall3dp.com/workers/images/fit=scale-down,w=1200,h=671,quality=79,gravity=0.5x0.5,format=auto/wp-content/uploads/2018/03/26161550/FFT4F4DJEIV405J.LARGE_-e1521194225509.jpg)
Have a trash bin full of leftover filament scraps and failed prints? Designer Agustin Flowalistik shows us how to recycle 3D printing waste by creating a Plastic Smoothie, which can be used in a laser cutter to create vibrant objects.
![Featured image of [Project] 3D Print a Mechanical Hummingbird](https://i.stageall3dp.com/workers/images/fit=scale-down,w=1200,h=671,quality=79,gravity=0.5x0.5,format=auto/wp-content/uploads/2018/03/26162034/hhumming-e1520729559743.jpg)
It's time to leave the nest and make yourself a stunning and challenging DIY desk ornament. Maker Greg Zumwalt has created a complex 3D printed mechanical hummingbird-themed automata toy--and you can too.
![Featured image of [Project] 3D Print Your Own Animated Physics Toy](https://i.stageall3dp.com/workers/images/fit=scale-down,w=1200,h=671,quality=79,gravity=0.5x0.5,format=auto/wp-content/uploads/2018/03/26162122/LEDsand-e1520606910215.jpg)
Looking for an awesomely interactive project to 3D print this weekend? The Ruiz Brothers and Phillip Burgess have shared Animated LED Sand, a DIY physics toy featured on Adafruit.
![Featured image of [Project] 3D Printed Mini Bluetooth Speakers](https://i.stageall3dp.com/workers/images/fit=scale-down,w=1200,h=671,quality=79,gravity=0.5x0.5,format=auto/wp-content/uploads/2018/02/26163419/1050457ca6358e76d4673c3a4fa28a9d_preview_featured-e1519562042940.jpg)
Ever wanted to use your 3D printer to create the ultimate speaker box? Coder and tinker Yasthil Bhagwandeen shares a new Instructables project on how to build your very own 3D Printed Mini Bluetooth Speakers. Now that sounds cool...
![Featured image of [Project] 3D Print Your Own NERF Thirst Zapper Gun From Fallout 4](https://i.stageall3dp.com/workers/images/fit=scale-down,w=1200,h=671,quality=79,gravity=0.5x0.5,format=auto/wp-content/uploads/2018/02/26163434/oRnSbiw-e1519396617712.jpg)
With just a spring and a 3D printer, Croatian digital artist and maker Vedran Marjanovic Wekster shows you how to create a NERF-ified version of the Thirst Zapper gun from the video game series Fallout.
![Featured image of [Project] 3D Printed Harry Potter Spectrespecs with LED Lights](https://i.stageall3dp.com/workers/images/fit=scale-down,w=1200,h=671,quality=79,gravity=0.5x0.5,format=auto/wp-content/uploads/2018/02/26164753/Harry-Potter-Spectrespecs-3D-print-Header-e1518183351298.jpg)
Eight-year-old maker Purple Oranji turns Adafruit NeoPixel goggles into a pair of 3D printed Spectrespecs, the zany light-up shades featured in the Harry Potter movies. This weekend project is the perfect way to show your kids that a 3D printer is just as extraordinary as a magic wand.
![Featured image of [Project] 3D Print An Actual Earthquake Map](https://i.stageall3dp.com/workers/images/fit=scale-down,w=1200,h=671,quality=79,gravity=0.5x0.5,format=auto/wp-content/uploads/2018/01/26170309/earth-e1516978414756.jpg)
Oakland artist and Instructables user Doug McCune shares a project that shows how you can turn data generated from an earthquake into a 3D printed topographical map. Shake up your weekend with this great DIY project!