Topographic Modeling and Mapping Class Set of 5 KitsLearn the basics of mapping by developing contour models! Your class will use the plastic contour plates provided to model a variety of landforms. In the process, they'll learn how contours are used to represent elevation and how three dimensional landmasses can be translated onto a two dimensional, topographic map. They'll also gain insight on the earth's features and an appreciation of the processes involved in their development. Additionally, your

Build your own solar powered creations and discover how solar cells generate electricity

seven cursor measurements

Seven cursor readout measurements—voltage difference

Ideal for turning wood on a wood lathe

Each coverslip is clear and measures 18x18mm with thickness of

With its 2 stages

Linearity: < 1%

4-position orbital action provides control of cut quality and speed

Jumpstart adventure with our portable microscope for STEM exploration

Damping factor: 1000: 1

and can be used to trim roofing felt & asphalt shingles

These classic call bells will let you know someone needs your help