Making Your Own Boston Harbor Chart

1. Making Your Own Boston Harbor Chart

2. Chart making is part of Navigation. Navigation is the art and science of finding your way on the water.

5. Step 1: • Write your name and class on the upper left, then shade the land yellow. The water will stay white. Then you will know what’s land and what’s water. • You don’t need to shade in the whole city on the left side of the chart. All you need to do is outline where the land ends and the water begins. • You do need to shade in all the islands, • Some students like to start with the city, others start with the islands - your choice!

8. Step 2: • Mark the channels by coloring the buoy symbolsred orgreen. • Channels are paths or passages through the harbor where we know the water is deep enough for a boat to go safely. • Bouys mark channels!

9. Buoy symbols or icons

10. Buoys in the Boston Harbor

12. Step 2 continued: • There are 2 clues to tell you whether a buoyisredorgreen, a letter clue and a number clue. • If you see an R or an R N near a buoy symbol, it will bered! • If you see a G or a G C near a buoy symbol, it will begreen!

14. More Step 2: • You also have a number clue. • Most of the little numbers all over the chart are telling you how deep the water is at low tide, but… • The numbers in QUOTATION MARKS “ “ near the buoy symbols tell you the color. • Redbuoys always have EVEN numbers. • Greenbuoys always have ODD numbers. • Channels usually haveredbuoys on one side,greenon the other.

15. The boat goes between Thered and thegreen!!