This is an activity about seasons. Learners begin by brainstorming a list of activities and events that occur in each season. Next, learners perform an experiment by comparing the temperature on thermometers left under a lamp for different lengths... (View More) of time to illustrate that Earth heats more when the Sun is in the sky longer. (View Less)

This is an activity about the measurement of time. Learners model the rotation of Earth over one day by holding a flashlight for the Sun and a blow up globe, and record their observations. Then, they use those observations to create devices that... (View More) will track time and test their devices outside. This final part of this activity requires access to a sunny outdoor location for an extended period of time so learners can test their time measurement devices. (View Less)

This is a lesson plan for several related activities about the Sun. Learners will observe how a candle flame is like the Sun, brainstorm why the Sun is needed and how energy from the Sun is used, construct a Sun-Earth scale model illustrating both... (View More) size and distance, and build and use a small solar oven. The scale model activity requires a straight-line distance of 55 meters to show the Sun-Earth size and distance scale. The solar oven activity requires daytime access to a sunny outdoor location for a long enough period of time for participants to be able to cook with the solar oven. (View Less)

This is a lesson plan for several related activities about the Sun. Learners will observe how a candle flame is like the Sun, brainstorm why the Sun is needed and how energy from the Sun is used, construct a Sun-Earth scale model illustrating both... (View More) size and distance, and build and use a small solar oven. The scale model activity requires a straight-line distance of 55 meters to show the Sun-Earth size and distance scale. The solar oven activity requires daytime access to a sunny outdoor location for a long enough period of time for participants to be able to cook with the solar oven. This is Actividad 2.1 in the Spanish-language El Universo a sus Pies, which is available for purchase. (View Less)