Hugging Face's $299 Reachy Mini leads a DIY robot revolution where open-source humanoids challenge expensive closed-source competitors.

1. Recycled Robots Use up scraps of paper and fabric and whatever else you have on hand to make creative robot masks for imaginative play! This is a great craft to clean out your supplies cupboard.

I went to a restaurant where I was surrounded by nearly 40 robots made out of recycled materials. One was made entirely out of Dyson vacuum cleaners, others were built with car and motorbike parts.

Green DIY Projects To Reduce, Reuse, Recycle April 24, 20091:00 PM ET Heard on Talk of the Nation ... 17-Minute Listen Playlist ...