Classification, ECC (Early Childhood Curriculum) module is designed to help lay a foundation for the beginnings of concrete operations. This kit helps students focus on identifying properties of objects and matching objects. Teacher's guide included
Seriation, ECC (Early Childhood Curriculum) module is designed to find the seriation of length, two sets of objects, color, multiple seriation, and transitivity, Language models that can be introduced are interrogative expressions of coordinations, expression of conditional
Tangent Galvanometer, Features copper magnet wire, adjustable potentiometer, compass and non-magnetic stand. Measure an electric current by determining the magnitude and direction of the horizontal component of Earths magnetic field
Decimeter-wave range, Radiation characteristic and polarization of decimeter waves Amplitude modulation of decimeter waves Estimating the dielectric constant of water in the decimeter-wave range
Determining the density and mobility of charge carriers in n-Germanium, Optional additional setup available for determining the density and mobility of charge carriers in p-Germanium by ordering 586852 p-Ge on plug-in board.
A case of pesticide poisoning Kit, Contains: Student instructions, Pyrethroid Metabolite Test Sheet, Bag of colored cubes, 2 Simulated urine samples, Pyrethroid Test Color Chart, Pyrethroid Test Solution, 3 Labeled droppers
Kit Safe Water Refill, Contains: Student instructions, Simulated samples of well water, tap water, and bottled water, Nitrate Test Solution, Arsenic Test Solution, Coliform Bacteria Test solution, Labeled droppers, Well Water Testing sheet, Bottled Water Testing sheet
Kit Lead An Element Of Danger Single, Contains: Student instructions, Santiagos blood sample, Lead Test Paper, Blood Lead Concentration Color Chart, Simulated samples of dust, water, soil, and pottery, 4 labeled droppers, 4 Lead Test Swabs, Lead Test Sheet