Introduction, technology and essential STEM concepts for grades 2, 3 and 4. Includes access to download standards based curriculum with concise projects, worksheets, rubrics, and more. 500 parts and instructions for building 40 different models.
Intermediate Nuclear lab System: Counter, GM probe, stand with sample tray. Radioactive source set includes alpha (Po-210-0.1uCi), betas (Sr-90-0.1uCi and Tl-204-0.25uCi) and gammas (Cs137-0.25uCi & Co-60-1uCi)
Set of 8 gamma emitting isotopes covering the entire energy range from 32 to 1333 keV. Also includes a mixed source of Cs-137 and Zn-65 which students may use to identify an “unknown” isotope. The set consists of Ba-133, Cd-109, Co-57, Co-60, Cs-137, Mn-54. Na-22 and Cs/Zn
Introduction, coding and robotics, For grades 3, 4 and 5. Includes access to download standards based curriculum with worksheets, rubrics, and more. 200 parts - including software and control unit.Packed in plastic Gratnells storage box.
Scintillation Detectors are complete assembly for gamma spectroscopy applications. The 38x38 mm NaI(Tl) crystal includes PMT and voltage divider. Probe is supplied with a 10-position sample stand, lead shield and cables for connecting directly to the spectrometer
Tube holder made of robust plastic for holding D-series electron tubes. Stand has a wishbone, 360deg rotating clamp made of heat-resistant plastic. On rubber feet to prevent slipping. Dimensions: approx. 230x175x320 mm3 Weight: approx. 1.5 kg