Click Here To Return To Home Page Month At-A-Glance Calendar What's Up This Month? Articles Activities -- For the Classroom Or Outside Planet Watch -- The View From Above Moon Watch -- Phases And Encounters Sun Watch -- Along The Ecliptic Sky Watch -- Star Maps And Charts Things That GOSUB In The Night
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Ideas and Activities for Classroom or Outside Explorations
An Exploration of the
Earth’s Tilt & Seasons
Use the freeware program Sun Clock for Windows and explore how the tilt of the Earth affects how much daylight and night we have each season. Click here to download the free program

What Is The Shape Of The Earth?
A globe, Mercator map, golf tees, and some sunshine can be used to easily show the shape of our planet.

How Our Moon Has Phases
Use a ’ball-on-a-stick’ on any sunny morning when the waning crescent moon is visible to clearly show how moon phases occur.

Using Shadows To Determine Compass Directions
Shadows, sticks, and the sun can be used to tell directions and time.

Graphing The Changing Length of Day & Night
Graphing the length of day and the length of night throughout the year can reveal interesting patterns.

Shadows and Circumference
Measuring the Earth’s circumference can be done using shadows and angles. No way – yes way! Just Ask Eratosthenes!

The 1999 Retrograde Motion Of Mars
This year Mars is one of three planets that are moving sdrawkcab. It is, however, the easiest one to observe.

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Credits & Particulars
Graphics manipulation – Micrografx Windows Draw 6; MGI Photosuite 8 and Ulead GifAnimator.
HTML done with CoffeeCup 8.6 HTML Editor ++, and other way cool Coffeecup softwares.
Sky image displays, charts and animations start with The Starry Night Pro. http://siennasoft.com
Hey mom can I keep it!These Articles, activities, and the monthly newsletter may be reproduced for classroom use; inclusion in another newsletter, or linked with another web site, without written permission. Any other use will require written permission.
Qué tal in the Current Skies © 2001 Bob Riddle Starwalk, Inc.
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