Frequency Counters

Fisher Scientific™ Counter Pen Products for Science Education

Touch, sound, and count simultaneously.

EISCO Two Speed Ticker Taper Timer Set Products for Science Education

Helps students to visualize distance, velocity, and acceleration versus time.

Fisherbrand™ Counter-Pen

Combination marker/digital counter suits both laboratory and plant use

EISCO Ticker Tape Timer Accessory, Paper Tape Roll Products for Science Education

Convenient replacement roll tape.

Fisherbrand™ Key-Chain/Wrist-Strap/Belt-Clip Digital Counter

Designed for ease-of-use and failsafe counting

AC Recording Timer Accessories: Carbon Discs Products for Science Education

Accesory for AC Recording Timer.

AC Recording Timer Products for Science Education

Very accurate for measuring speed and acceleration of a moving body.