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75 points ostaquet | 1 comments | | HN request time: 0.203s | source

As a father of a 13-year-old kid, I tried to do my best to initiate him to different aspects of life. It could be watching a documentary about black holes, building coffee table or just enjoying a simple walk in nature.

I asked to some friends if they have great project idea that could be done by an 8th grade kid with or without support. I personally like to do it with him as it is a privileged time to build something together (for me) and learn new skills (for him).

The purpose of this thread is to assemble some ideas for Christmas presents.

I’m starting…

1. DIY LED Christmas tree kit for soldering (https://www.az-delivery.de/en/products/diy-weihnachtsbaum-kit-alles-inklusive-versandkostenfrei)

2. Software Defined Radios kit (https://www.rtl-sdr.com/about-rtl-sdr/ and https://www.amazon.com/dp/B0CD7558GT)

3. DIY Internet Radio Alarm clock with touch screen control (https://www.az-delivery.de/en/products/radiowecker-mit-dem-az-touch)

Any other ideas or suggestions?

1. jacknews ◴[] No.42210596[source]
diy telescope.

You can get a mirror set very cheap on ali, eg https://www.aliexpress.com/item/1005005098614936.html

You'll need to buy an eyepiece or two, and hardware, bolts, etc, but everything else can be made or 3d printed.

I designed and made, with my kids, a 76mm 'cheapscope' using PVC pipe, 3d-printed mirror-holder, spider. focuser and camera-tripod connector, here: https://imgur.com/a/cheapscope-4KtPgoN

I meant to post the 3d-print designs but haven't got to it, let me know if you're interested.

For sure it's not the best scope (or design) ever (and the 3d prints warped a bit), and no phone/camera eyepiece mount so the pictures are shaky, but it works, it was fun, and opens up a new world(s).