/home/sheriexplores/apps/router.php line 53 SQLSTATE[HY000]: General error: 144 Table './sheriexplores_exploredb/access_log' is marked as crashed and last (automatic?) repair failed
To view these resources with no ads, please Login or Subscribe to help support our content development.
School subscriptions can access more than 175 downloadable unit bundles in our store for free (a value of $1,500).
District subscriptions provide huge group discounts for their schools. Email for a quote: sheri@exploringnature.org.
A watt is a unit of power and how we measure electricity. A regular light bulb usually uses between 40 and 100 watts of electricity. The 100-watt bulb is brighter and uses more unit of power.
