Slow Motion Contact Explosive – Nitrogen Triiodide

Nitrogen triiodide is a highly unstable substance that detonates when disturbed. So we disturbed it.
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And if you can explain what’s going on with the flash of light, let us know! Continue reading

STAO Membership Reminder


STAO Membecelebrating sciencership Reminder  

With the conference just around the corner, it’s time to ensure your individual membership is up to date.  It’s as simple as clicking on this link to the STAO Store.



While you’re there, check out a school membership.  It might be the right option for you and your colleagues.

The first 50 individual membership renewals in September receive an official STAO/APSO Vabene stylus pen.stylus pen

Five more reasons to renew:

  1. Professional Learning

Participate and network through our:

  • Annual Conference in November
  • ScienceWorks workshops
  • Social media presence
  • Online resources
  1. STAONews

Keep up-to-date with the latest science education events and opportunities.

  1. Resource Development

Be eligible to plan and develop STAO/APSO science resources.

  1. Resources

Full online access to our bank of vetted, exemplary classroom-ready resources.

  1. Full online access to STAO/APSO publications including:
  • Extremely Elementary

Exemplary classroom-ready activities for elementary teachers

  • Safety in Elementary Science and Technology

A reference guide for elementary teachers

  • Safe ON Science

A reference guide for secondary teachers

  • Tips and Strategies for the Novice Science Teacher

Practical advice for novice science teachers

Internal and External Forces and The Three Little Pigs

archBy Susan Ibdah

This paper outlines a cross-curricular lesson between Science and Language Arts. The focus is internal forces and external forces acting on structures. Students will apply their knowledge of forces and stabilization to build houses in the context of the True Story of the Three Little Pigs. Continue reading