Investigating Solar Energy, This book contains nine hands-on experiments and two culminating engineering projects that allow elementary students to learn about solar energy and develop solutions to real-world problems
Concave Mirror, Material: Glass, designed for physics and educational uses, Because of their educational use design, there may minor imperfections that do not affect physical function, thickness varies as they are not designed, Size: 3in diameter, 200mm Focal Length - 3mm Thick
VWR* Biohazard Incinerator Carton Floor box. For disposal and incineration of biohazardous waste. Cardboard carton is designed to be burned along with its contents. Lined with a 1.5mm thick biohazard bag held in place by tabs. 30.5Lx30.5Wx68.5Hcm.
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