California Academy of Science
Which Way is North?
Who needs a compass to find cardinal directions? Just place a stick in the ground and record the movement of its shadow over the course of a day. Then, measure the shadow lengths in order to determine a north-south line. A simple...
Curated OER
Finding the Way
Learners identify and research navigational tools used in deep sea explorations. They are introduced to a compass, the Global Positioning System and sonar technology and then describe their uses in underwater exploration.
Curated OER
Follow the Sun
Students use a simple model of the Earth and Sun as seen from space to explore the sun's apparent movement across the sky over the course of a day and year. They consider the apparent direction of movement and changes in the sun's angle.
Curated OER
What Do You Know!
Students experiment using a compass for navigation and consider how various instruments affect how we travel.