Small New (2018) Brass Bell: 35,200 ppm Lead. 90 ppm is unsafe for kids, yet I often see these in Montessori schools!
$ 18.50 · 4.6 (446) · In stock
When this small (brand new, 2018) hand-held brass bell was tested with an XRF instrument it had the following reading: Lead (Pb): 35,200 ppm +/- 1,000 ppm The concern I have for these small brass items is that they are often given to children to play with and, especially in the case of high-lead brass, Read More about Small New (2018) Brass Bell: 35,200 ppm Lead. 90 ppm is unsafe for kids, yet I often see these in Montessori schools!
Montessori Programs for 3 to 5 Year olds
Ivory/data/vocab/vocab.ar-en.en at master · lintool/Ivory · GitHub
The Montessori Knobbed Cylinders: Introducing the Young Child to
5000 Role Model / 5000 Role Model
Way more kids than we thought have lead poisoning
Lead paint poisons poor Chicago kids as city spends millions less on cleanup – Chicago Tribune
Always in Stock - Traceable Calibrated Digital Pocket Thermometer, 302°F; Mini Key Chain from Cole-Parmer
Waldorf Archives - Lead Safe Mama
MONTESSORI NEWSLETTER: (Authentic Montessori), Newsletter #17, November, 2014. Michael Olaf
Lead keeps poisoning children. It doesn't have to.
Safe Air Pollution Levels Could Still Harm Kids' Brains
Two-thirds of Chicago kids under 6 exposed to lead in water, study
Silver Tone 2 Bell Create-A-Mission California Mission Miniatures (Pa – CM School Supply