At the school I work at we use HPs and they seem sturdy enough. kids throw them around a ton and they take longer than that to break.

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https://www.amazon.com/HP-Chromebook-Celeron-Dual-Core-Touchscreen/dp/B086TBG52B

The only problem with this model is the screws on the bottom come loose after a while. Just tighten them back up twice a year or something and you'll be all set.