"micro tube racks"

These ARE the micro:bits you've been looking for!

These ARE the micro:bits you've been looking for!

Students learn how to use a micro hematocrit to determine percent of solids in blood using simulated blood.

Everything needed to get started with the popular BBC micro:bit microprocessor.

Relate Motion to Sound

Simple, yet effective tool.

Spectrum Tubes demonstrate the wave properties of different gases.

A set of four borosilicate glass tubes of different shapes connected together to illustrate that liquids will stand at the same level.

Boomwackers are brighly colored plastic tubes tuned by length to musical notes.

This safe spectrum power supply features encased spectrum tubes.