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Ships within 48 hours · Estimated delivery Aug 4 - Aug 9
Can withstand 300 mL of mercury pressure
Salivary gland (parotid gland)
Lime Green and red
13 activity cards
Chalkboard Protractor Joints Can withstand 300 mL ofCan be used on chalkboards or whiteboards and have rubber pads to prevent scratches and provide greater grip. Chalkboard Protractor. Made from durable plastic which allows it to handle numerous drops and years of use in the classroom. Includes one protractor 18" x 11" with a handle. Premium Quality: Chalkboard Protractor is easy to read graduations make these chalkboard accessories ideal for any classroom. If you need custom order with different sizes
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