A perfect set for introducing a small group to the concepts of Base Ten. 

The Kit versions include:

• Flats (115-19375X -15 ; 115-19380X - 35)
• Rods (115-19375X -30 ; 115-19380X - 70)
• Interlocking Unit Cubes (115-19375X -100 ; 115-19380X - 250)
• 1 Double-Sided Vinyl Spectra-Mat (115-47990F -French or  115-47990 - English)
• 1 Enhanced Point of Departure Teacher's Guide (115-20804F - French or 115-20804 - English)
• 1 Plastic Storage Bin (LPPLST16448)

The Set versions include:

• Flats (115-19375 -15 ; 115-19380 - 35)
• Rods (115-19375-30 ; 115-19380 - 70)
• Interlocking Unit Cubes (115-19375 -100 ; 115-19380- 250)