Stethoscope for Detecting the Sound of Ant's Footsteps with Book!

With this apparatus, you can hear sounds that you would not normally hear. You can hear the sounds of the microscopic world - such as an ant’s footsteps. You can also conduct other sound experiments.

Best of all the 68 page color book helps your young scientist deeply understand the themes with experiments you can't get from a school textbook. All the materials you need are included!