STEMming the tide of monotonous professional development

Spending the day with the @exploratorium 's Teacher Institute for their #STEM #NGSS conference was the proper way for teachers to enjoy their job on a Saturday! Featuring: @OfficialNGSS, @CAS_Arachnology, @aashuste, #CAngss

“Open your eyes and then, open your eyes again”

The @exploratorium's Observatory has that 'hidden treasure' feel about it, but each time you visit and open you eyes, the more wondrous it becomes.