Dry Field Mapping Kit, includes cork-covered base, 30cmx26cm; pad of 25 sheets pre-printed conductive paper 28cmx21.5cm; pad of 100 sheets preprinted paper for drawing fields; ten metal-headed push pins; a silver conductive pen
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
SONOtrain* Ultrasound Foreign Body Model-Spare Block, P121 / 1019651 with 6 different, clearly detectable and recognizable foreign body inserts: pellets, shards of glass, nail, projectile, chippings, splinters of wood
Magnet Probe, Consists of a small 19 mm length alnico bar magnet mounted in freely rotating gimbal, rotates in 3D so that all x, y and z co-ordinates, three-dimensional magnetic force fields, can be mapped, Strong plastic construction
1MHz Function Generator, Features: Sine; Square and Triangle Wave Generator 1Hz - 1MHz Sine Wave Distortion Less Than 1% Square Wave Symmetry Less Than 1%, Runs on a 9V battery