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In this activity, learners investigate the different salinity levels of oceans, rivers and estuaries.

Over $20 per group Ages 8 - adult 1 to 7 days
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Play-Doh is conductive! Use the semiconductive qualities of Play-Doh to make your own squeezable instrument. Pico Cricket is required.

Over $20 per group Ages 6 - adult 45 to 60 minutes