HYDROPHOBIC SAND Blower An all-new glass design

An all-new glass design

Easy installation for boundary and guide wires

the Distagon T* FE 35mm f/1

Scientific STEM building workshop to promote creativity and imagination as well as dexterity

HYDROPHOBIC SAND Blower An all-new glass designHydrophobic Sand It looks like ordinary sea sand and it feels like ordinary sand but it is anything but ordinary!! In this kit, we explore the fascinating scientific qualities of hydrophobic sand and it's uses. We compare it with regular sand and witness the amazing differences. Does it really stay dry when taken out of water? How does it assist us in the prevention of natural disasters? In a series of compelling experiments we will learn all there is