12-18 years
Where Are You? Locating by the Sun
Difficulty: ★
Studies on the Shadow of an Obelisk Used as Horizontal Sundial
Difficulty: ★
Measuring the diameter of the Sun
Difficulty: ★
Observations with a Pinhole Camera
Difficulty: ★
Let us measure the excentricity of the terrestrial orbit
Difficulty: ★
★
Let us observe the daily path of the Sun
Difficulty: ★
Lisa Pathfinder paper model
Difficulty: ★
★
Hubble Space paper model
Difficulty: ★
★
Alma transporter paper model
Difficulty: ★
★
Scale Models
Difficulty: ★
★
★
★
The Sun above and below the local horizon
Difficulty: ★
Black hole
Difficulty: ★
★
★
Path of the North pole
Difficulty: ★
★
★
Teaching the origin of seasons
Difficulty: ★
★
★
★
★
Difficulty: ★
Sunrise and sunset position change
Difficulty: ★
★
Solar Motion Demonstrator
Difficulty: ★
Universal simulator of the solar approach movement
Difficulty: ★
★
★
Mirror, Mirror
Difficulty: ★
★
★
Hot Air
Difficulty: ★
★
★
Delta, Delta, Delta
Difficulty: ★
★
★
Telescope Allocation Committee
Difficulty: ★
★
★
Astro-Madness
Difficulty: ★
★
★
Super Gelatin
Difficulty: ★
Telescope technology
Difficulty: ★