Create your robot army with these Arduino and Raspberry Pi kits

It's a great time to be a maker. 3D printers are on store shelves for anyone to buy, and coder kits like Arduino and Raspberry Pi are letting kids as young as 9 or 10 dive into the Internet of Things. Here are a few examples of our favorite tech toys, all priced low enough that even a mad scientist in training can afford them.

RoboxDual 3D Printer

This workhorse printer is designed to get you creating right out of the box with an impressive dual-head system that allows you to print with two materials at once. Operation is clean and safe for even first-time students, and there are no stray strings on your design thanks to nozzles that cut off the flow of material before pulling away. Pick up the RoboxDual 3D Printer for $449.99, almost 70% off the list price.

Toybox 3D Printer Deluxe Bundle

Here's one toybox that won't ever run out of toys. Designed for kids but full-featured, this 3D printer gives you access to a catalog of blueprints and the option to upload your own inventions to a companion app. The Toybox 3D Printer Deluxe Bundle is now $314.99, more than 30% off the original cost.

Elecrow Raspberry Pi 3 Starter Kit

Raspberry Pi systems are already a great introduction to computers and DIY gadget-making, and this kit makes that intro even more painless. The LCD touchscreen and multiple display modes allow you to surf the web your way, from scratch. Grab an Elecrow Raspberry Pi 3 Starter Kit now for $108. Read the rest