1. Review the members of the percussion instrument family. Distribute the Instrument Families of the Orchestra handout that can be found within the Resource Carousel and review the information in the âPercussionâ column. 2. Play instrument listening clips for the percussion family from 'Perfect Pitch'. Build Knowledge. 1. Have students explore the following sites to learn more about percussion instruments: ArtsAlive.ca Music: Instrument Lab: Percussion: Percussion: here, students can learn more about string instruments and play clips
Comments. Submit. French drains should be dug to a depth of 8 to 12 inches, for a 4-inch pipe, with a minimum of 2 inches of gravel on all sides.omments. Submit. French drains should be dug to a depth of 8 to 12 inches, for a 4-inch pipe, with a minimum of 2 inches of gravel on all sides.
French drains are quite simple: in essence they are just trenches filled with gravel, with sand on top of that. Often, you'll see French drains defined to include a drain pipe as well, though the traditional design is simply the gravel-filled trench. The advantages of French drains are low cost and easy installation. In addition, they can be covered over with turf after installation, making them less conspicuous. 1  Dig the trench.