GS-64- PROJECT TYPE BALL LAUNCHER/ General Science Models

GS-67 Solar Water PumpWorking Model For School Emonstration, Science Project & Teaching Aid. With 6v 2 Watts Solar Panel And High Pressure Water Pump.

GS-66 Hydro Electricity Power Generator - Water Turbine Working Model For STEM Learning Educational Science Toy Kit.

GS-37- ELECTROMAGNET - SHOWING WITH NAILS ETC. / SCIENCE PROJECT & MODEL

GS-30-WATER CLOCK / SCIENCE PROJECT & MODEL

GS-21- SPEED BRAKER ELECTRICITY GENERATION / SCIENCE PROJECT & MODEL