INCLUDES Student Activity Books (6) Teacher Guide with blackline masters Grow light fixture, stand, and light bulb Aquarium pump, gang -
style valve,
airline tubing, and airstones Classroom scale Substrates: Gravel, Perlite, Vermiculite
Plastic tubs, cups, spoons, and droppers Lettuce seeds, fiberglass screen, pH paper, and hydroponic nutrient Graduated cylinders, funnels, measuring cups, and measuring tablespoons Paper cups, 3 oz and 1 oz Baking soda, vinegar, cotton balls, coffee filters, and foam plates Rubber bands, masking tape, and zip - top bags * Refills available.
Retailers that stock Cycle Dog products, for example, should know that all of their collars feature a Latchlock
airline -
style metal buckle, which is more than 400 percent stronger than standard
plastic buckles.