Explain the complex concepts of the expanding universe using the simple models of this two-part teacher demonstration and student lab. The demonstrati...
The Porta pad E launch system is large enough to accomodate those rockets that require larger, 24 mm E and F engines. It has a larger footprint for ad...
Modeled after the award-winning EnviroScape models, this kit allows your students to create their own city and learn about water pollution at the same...
Expanding on concepts learned in the Introduction to Mineral Crystals (60158-00) lab, here students construct models of the six basic crystal shapes, ...