Check out our Seasons program that lets your students change the Earth's axis tilt and orbit shape.
(our Seasons program; let s; your students change the Earth's axis tilt and orbit shape) Context(our Seasons program let s,List([10, 39))):(your students; change; the Earth's axis tilt and orbit shape)
our Seasons program let s,List([10, 39))
our Seasons program your students
let s change
your students change the Earth's axis tilt and orbit shape
the Earth's axis tilt and orbit shape