Solar Energy Beads, Pack of 1,000

Details

Grades K–6. Not All Light Is Made Up Of The Same Energy. Using Solar Energy Beads, Students Can Uncover An Invisible Form Of Light Energy Called Ultraviolet (Uv) Light. The Beads Change Color In Direct Sunlight (Which Contains Uv Light), Then Change Back To White When Removed From Sunlight. The Beads Is Perfect For Classroom Or School Projects.