12-Piece Deluxe Fossil Collection with Information Cards Activity Kits_Blood Typing Materials are labeled with universal

Materials are labeled with universal storage codes to inform safe practices

Ampholytes demonstration kit illustrates amphoteric behavior through acid-base chemistry

converging and diverging meniscus

preventing blowouts while anchoring the unit against accidental classroom contact

producing audible beats when sounded against its fixed-frequency partner on the matching wooden resonance base

12-Piece Deluxe Fossil Collection with Information Cards Activity Kits_Blood Typing Materials are labeled with universalTwelve fossil specimens ship with information cards and a geological timescale for introductory paleontology lessons in middle and high school classrooms.