"PARKWAY PLASTICS, INC."

Cart features an integrated push handle and three shelves that are precision molded from high-density polyethylene to resist stains, odors, and dents.

Simple to Use; Requires No Calibration

Four gears of different sizes, perfect for any investigation or maker project.

Reusable slides for liquid or aquatic specimens.

Economical pulley for simple machine experiments.

Collection of rocks, minerals and gemstones typical of those found in the United States and North America.

This package of plastic pulleys contains 25 each of 20, 30 and 40 mm diameter pulleys with 3.2 mm bores and one 10 mm pulley with a push fit to a 2 mm motor shaft.

Neatly fits into bottles as small as 1 oz.

Reusable slides for liquid or aquatic specimens.

This sturdy plastic 473 mL (16 oz.) jar has absolutely straight sides, making it ideal for storing bulky materials.

Plastic cuvettes appropriate for UV/visible spectroscopy.

WARNING: CHOKING HAZARD–Small Parts. Not for children under 3 yrs.

Stirring rods with rounded ends, made of chemically-resistant polypropylene plastic.

Transparent general-use plastic bags.

Plastic disc to demonstrate rotational energy.

Much Stronger Than Plastic Clamps