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In this 7-10 day investigation, learners develop an understanding of waves and tides and their motion through discussion, demonstration, and hands-on activities.

Historically, sea floor mapping (bathymetry) was done by soundings.

In this hands-on nature activity, learners observe the emergence of leaves and flowers. Branches from trees and bushes are collected in the early spring, brought indoors, and placed in water.

A group of learners simulates the spread of disease by trading slips of paper, one set of which has been treated with a baking soda solution.