The following content is brought to you by Mashable partners. If you buy a product featured here, we may earn an affiliate commission or other compensation. No need to train this dog — just press the ...

Would you like to have a small digital oscilloscope? Do you have a spare BlackPill (STM32F401) board and a TFT display laying around? [tvvlad1234] presents us with a simple and educational digital ...

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It started with [CHORL] making a promise to himself regarding constructing a new combat robot: no spending of money on the new robot. Nested hole saws create concentric holes. Perfect for wheels. Here ...

Build your own DIY Boat-Bot — a floating robot that sails across water using a small motor and battery! 🚤🤖 This fun and easy science project is perfect for kids, school exhibitions, or STEM learning ...

All products featured here are independently selected by our editors and writers. If you buy something through links on our site, Mashable may earn an affiliate commission. Budget-friendly robot ...