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

Designed for ease-of-use and failsafe counting

Fisherbrand™ Counter-Pen

Combination marker/digital counter suits both laboratory and plant use

AC Recording Timer Accessories: Carbon Discs Products for Science Education

Accesory for AC Recording Timer.