Set of 105 Beads + 20 Activity Cards High Purity: This potassium bicarbonate

High Purity: This potassium bicarbonate boasts a purity level of 99

Specifications: Each bead measures between 3

HandiCal® Calibration: The HandiCal® feature facilitates internal calibration without the need for external weights

and 125ml Safranin

Set of 105 Beads + 20 Activity Cards High Purity: This potassium bicarbonateIncludes: 105 Beads + 20 Activity Cards Classroom Pack. Colorful wooden spheres, cubes, and cylinders provide plenty of patterning practice, a prerequisite for early reading and math activities. Used in number of applications in laboratory, home, general purpose or games. Premium Quality: Pattern Shapes are made of high quality, heavy duty and durable materials. Helps develop the ability to use hands cooperatively. Ideal choice for science classrooms