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Nienhuis - Tens Boards Activity Set
  • $74.95
  • Qty avail. : 0
  • Availability : Items with zero or low stock can still be ordered and will ship 3-4 weeks after date of purchase
Nienhuis - The Centisimal Frame
  • $43.95
  • Qty avail. : 1
  • Availability : In stock
Nienhuis - Theorem of Pythagoras
  • $477.95
  • Qty avail. : 1
  • Availability : In stock
Nienhuis - Triangle Inscribed In Circle
  • $65.95
  • Qty avail. : 0
  • Availability : Items with zero or low stock can still be ordered and will ship 3-4 weeks after date of purchase
Nienhuis - Triangular Based Prism
  • $84.95
  • Qty avail. : 0
  • Availability : Items with zero or low stock can still be ordered and will ship 3-4 weeks after date of purchase
Nienhuis - Triangular Based Pyramid
  • $104.95
  • Qty avail. : 1
  • Availability : In stock
Nienhuis - Unit Division Board
  • $56.95
  • Qty avail. : 3
  • Availability : In stock
Nienhuis - Unit Division Board Activity Set
  • $77.95
  • Qty avail. : 1
  • Availability : In stock
Nienhuis - Volume Box With 1000 Cubes
  • $162.95
  • Qty avail. : 0
  • Availability : Items with zero or low stock can still be ordered and will ship 3-4 weeks after date of purchase
Nienhuis - Volume Box With 250 Cubes
  • $159.95
  • Qty avail. : 0
  • Availability : Items with zero or low stock can still be ordered and will ship 3-4 weeks after date of purchase
Nienhuis - Wooden Cube of 1000 - Set of 10
  • $79.95
  • Qty avail. : 4
  • Availability : In stock
Nienhuis - Wooden Number Cards: Large 1-9000
  • $92.95
  • Qty avail. : 3
  • Availability : In stock
Nienhuis - Wooden Number Cards: Small 1-9000
  • $56.95
  • Qty avail. : 3
  • Availability : In stock
Nienhuis - Wooden Square of 100 - Set of 10
  • $32.95
  • Qty avail. : 2
  • Availability : In stock
Nienhuis - Wooden Tray With 2 Unit Cups
  • $53.95
  • Qty avail. : 0
  • Availability : Items with zero or low stock can still be ordered and will ship 3-4 weeks after date of purchase
Nienhuis - Yellow Triangles For Area
  • $209.95
  • Qty avail. : 1
  • Availability : In stock
Patterns For Square Root
  • $36.95
  • Qty avail. : 0
  • Availability : Items with zero or low stock can still be ordered and will ship 3-4 weeks after date of purchase
Power of Two Cube
  • $127.95
  • Qty avail. : 1
  • Availability : In stock
Printed Arrows For Bead Material
  • $59.95
  • Qty avail. : 12
  • Availability : In stock
Printed Numbers
  • $4.95
  • Qty avail. : 15
  • Availability : In stock
Printed Numbers Box
  • $4.95
  • Qty avail. : 19
  • Availability : In stock
Printed Numerals & Counters - numbers
  • $17.95
  • Qty avail. : 8
  • Availability : In stock
Pythagoras Board
  • $113.95
  • Qty avail. : 1
  • Availability : In stock
Short Bead Stairs (from 1-9 bead bars) individual beads
  • $2.95
  • Qty avail. : 17
  • Availability : In stock