Build a furnace with a fresnel lens that can melt copper enamel.
Build a model skin on frame kayak and learn about indigenous cultures of the arctic.
Build a parabolic focusing collector for heating water.
This activity reviews the kinds of solar collectors, including: water heating collectors, air heating collectors, and more sophisticated systems using mirrors, lenses and even photovoltaic solar cells.
Build a verticle savonius rotor windmill.
Build a model pelton wheel water power turbine.
The Greenland Kayak still used by natives in the Arctic. This paper model gives lets kids build an artifact that resembles the original.
Construct a sundial that accurately tracks the sun and time throughout the year.
In this activity you will build a model of an 17th century Hadley Octant.
