Interlocking percent cubes ranging from 100% to 8.3%. Can be stacked together for easy comparison.
Workbook, no writing in it.
All 10 books. See photo for titles. ISBN is for book 1. The price includes all 10 books.
I have 2 complete sets of new Texas Instruments CBL2 with three probes. Each set has the light, voltage and temperature probes.