Plants in a bottle kit, photosynthesis and respiration, Kit contains: Student instructions, CO2 Indicator, O2 and CO2 Concentration Color Charts, 4 simulated water samples, 6 labeled droppers, Photosynthesis and Respiration Diagram Sheet, O2 Indicator, O2 and CO2 Test Sheet
Basic Magnetic Field Chamber - 3.625in By 2.3125in Diameter, Dimensions: Height: 3.625in, Outside Diameter: 2.3125in,Inside Diameter: 0.625in, Magnet Is Included, Insert A Bar Magnet, Up To Three-Quarters Of An Inch In Diameter
Exo Terra Cricket Pen Replacement Foam, insert for the water dish supplied with the Exo Terra Cricket Pen. The water dish foam insert prevents the crickets held in the Cricket Pen from drowning. Replace the foam in