Search Results


Showing results 1 to 2 of 2

Add to list Details
Make a copy of the first stethoscope with only a cardboard tube! René Laennec invented the first stethoscope in 1819 using an actual paper tube!

free Ages 4 - 14 5 to 10 minutes
Source Institutions
Add to list Details
This activity (on page 3 of the PDF under GPS: Roller Coaster Design Activity) is a full inquiry investigation into g-force and acceleration.

$5 - $10 per student Ages 8 - 14 1 to 7 days