Materials List: Echolocation Experimentation:
Can You Hear It?

  • scissors, tape and marker, for the teacher
  • 1 shoebox per group
  • 6 different textured fabrics cut into coaster-size pieces for each group; example materials: fur, sandpaper, cloth, wood, plastic tiles
  • 6 wooden blocks or other small, flat objects of different heights
  • 6 marbles or other small balls per group
  • (optional) paper cups or small containers, to hold the marbles for each group
  • paper and pencils for each student