"VWR"

Pimephales promelas. Nonaggressive. Highly adaptable and easy to maintain, minnows make good water pollution indicators. Care instructions are included. Size: 2". Package of six.

Formalin preserved bullfrogs Available in vacuum packs or pails.

Ward's Science is not endorsed by or affliated with FOSS curriculum in any way.

Highlights Protein Gels Safely, in 30 Minutes

A simpler version of the Advanced Pulley Demonstration Set, this model includes eight single pulleys and two double sheave pulleys in addition to EISCO ball bearing frictionless pulley.

Designed for consisent drop sizes.

This test tube rack is constructed of oil-finished hardwood.

The Specific Heat Specimens Set can be used to determine the specific heats of a variety of common metals.

Gamma sterilized bags make sample collection quick and easy.

Easy to use because of its smaller diameter and simple means of hanging and loading, this gyroscope brings precession diagrams to life.

This spectrometer is economical and capable of performing many types of experiments involving spectras, angle of prisms, refractive indexes, and more.

Count up to 29:59 with resolution of ¹/₅ sec. It is nickel-plated and features two-dials and a hard carrying case.

The Precision Linear Expansion Apparatus produces accurate determinations of the coefficient of expansion.

With drilled holes to accommodate seven tubes up to 13 mm in dia. Strongly constructed with dovetail joints. Size: 2-3/8" H x 7-7/8 W x 1-3/8" D.

Both of these sets come with a roll-up style canvas storage pouch and a solid rubber activator.

Early dragonfly with delicate wing structures preserved. From Solnhofen limestone. Resin. Germany.