https://astro-pi.org/
Astro Pi | A free challenge where kids run their code in space
The European Astro Pi Challenge is an ESA Education project run in collaboration with the Raspberry Pi Foundation. It offers young people the amazing...
astro pifree challenge
https://www.pcgamer.com/batman-arkham-city-free-dlc-skin-released/
Batman: Arkham City free challenge maps and DLC skin released | PC Gamer
Dec 20, 2011 - For a man solely dedicated to bringing vigilante justice to the criminals of the world, Batman spends a lot of his time coming up with new outfits. As a thank...
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https://www.latimes.com/archives/la-xpm-2008-aug-18-me-textbook18-story.html
Online, a free challenge to pricey college texts - Los Angeles Times
Aug 18, 2008 - The annual college textbook rush starts this month, a time of reckoning for many students who will struggle to cover eye-popping costs of $128, $156, even $198...
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https://actionnetwork.org/forms/plastic-free-challenge-october-2021?nowrapper=true&referrer=&source=
Plastic Free Challenge October 2021 - Action Network
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https://teambuildpro.com/index.html
Team Build Pro | Free Recruiting Challenge for Direct Sales
Pre-build your team before you commit. Free recruiting challenge with 16 customized messages and 24/7 AI coach. Qualify with 3 direct sponsors + 12 total team...
team buildprofreerecruitingchallenge
https://www.timestableschallenge.com/
Times Tables Challenge - Free (& Fun) Times Tables Practice for the Year 4 Multiplication Tables...
Can you set a new record?! Practise times tables for free with Times Tables Challenge! Perfect to help prepare children for the Year 4 Multiplication Tables...
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