Questions with the keyword 'challenge'

• Would you rather, walk on a mile of lego’s bare foot or walk on a mile of hot burning coals? by 964nenp52 to Mossy Comments: (No comments so far )
• whats hard about being a scientist ? by amyNI5172005 and 1 other. to Maureen, Bernard Comments: (No comments so far )
• Does science get more confusing? by Caitlinng200805 to Tiernan, Sonia, Mossy, Maureen, Bernard Comments: (No comments so far )