What's New

Subscription Plans



Español Libreria


How many integers between 500 and 1000 contain only the digits 5, 6 and/or 7. Note: Any digit can be repeated and can be in any order?

  1. 27

  2. 420

  3. 6

  4. 33

About Us

Scoubershare is an education technology company. We design learning activities focused on various areas of business. In addition, we build enterprise solutions which are turnkey curated content for educators and tutors in S.T.E.M fields K-College we build the cirruclum you do the educating.

Sign up here to receive our weekly E-newsletter


Follow us on social media!

  • Scoubershare
  • Scoubershare.Brainteasers
  • Scoubershare Tutoring