Raspberry pi 3 all in one!
thingiverse
You'll need a Raspberry Pi 3 to start with. Get one from here: https://www.raspberrypi.org/products/raspberry-pi-3-model-b/#buy-now-modal. Next, find a screen that works well for you at https://www.amazon.com/ELECROW-Display-1024X600-Function-Raspberry/dp/B01GDMDFZA/ref=sr_1_11?s=electronics&ie=UTF8&qid=1527302027&sr=1-11&keywords=7%22+Touchscreen+Display. For starters, you'll also need an HDMI cable and a Raspberry Pi power cable to get started properly.
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With this file you will be able to print Raspberry pi 3 all in one! with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on Raspberry pi 3 all in one!.