"WardsSci000806"

DIY solar car kit: Build and learn solar-powered mechanics.

This unique kit includes a stream table and a starter pack of sediments, with refill options available.

Synthetic owl pellets provide a safe, realistic, and reusable dissection experience, featuring hand-crafted replicas of skeletons and carefully imitated contents that closely mimic natural owl pellets.

Who contaminated the Pine Lake?

Organize a DIY race, fueled by hydrogen generated electricity!

This pH electrode is a plastic body, double junction, gel filled pH electrode with a built-in temperature sensor for temperature compensated measurements in a single probe design.

Designed for direct measurement.

Accurate. Waterproof. No more switching between meters for your routine measurements with the HI98130 pH and conductivity tester.

The davis vantage pro2, a research-grade weather station, is designed to deliver reliable, accurate data year after year and is highly configurable, coming with a wide range of sensors and the ability to add on others. It also provides historical data, highs and lows, moon phase, indexes, forecasts and much more.

Investigate human impacts on the environment while building your own models

This pH tester is an easy-to-use pH water tester that makes monitoring water quality simple. This accurate pH tester features 0.1 resolution with automatic two-point calibration and temperature compensation in a single, portable, pocket device.

Top Seller! Designed to bring simplicity to pH testing during the any process, the HI98100 Hanna Checker® Plus pH Tester is designed for direct measurement. A replaceable electrode extends the life of your digital pH tester.

This tester is a reliable, waterproof tester that ensures quick and easy measurements of both pH and ORP. This accurate pH and ORP tester features 0.01 pH resolution with automatic two-point calibration and temperature compensation in a single, portable, pocket device. No more switching between meters for your routine measurements.

This laboratory pH meter delivers precision while offering simplicity and versatility in a sleek design.

This pH meter is seriously thin and light with lab grade functionality packed into a tablet design. With simple operation and advanced features, edge pH easily outperforms all other portables and benchtops in its class. Advanced pH electrode diagnostics ensure worry-free measurements. Use this pH meter as a portable, benchtop meter, or mount it on the wall to save space.

This multiparameter meter is a rugged, waterproof multiparameter meter. This meter's multi-sensor probe allows for the measurement of key parameters including pH, ORP, conductivity, dissolved oxygen, and temperature. The multiparameter probe transmits readings digitally to the meter, where data points can be displayed and logged. The complete water quality meter is simple to setup.