Real World STEM

Are you up to the latest Real World STEM challenge?

Check out:

• The Heat Challenge 
• The Saline Challenge
• The Meteorite Challenge
• The Dirty Water Challenge
• The Blood Stain Challenge
• The Photo Finish Challenge

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Please note: all Real World STEM users must be 13 or older. See legalese for terms, conditions & privacy policy.

Real World STEM is no longer in production.  We hope you enjoy the challenges & keep exploring on your own!