SKU: 67979168015
Ships within 48 hours · Estimated delivery Sep 22 - Sep 27
Ages: Recommended for children 3 years and older
making them ideal for classroom use
Safety: Non-toxic and suitable for educational use
pair activities
while reinforcing the value of repurposing materials
Meter - Soil Fertility & pH L1-Science-L2-Physics-L3-Electricity Kits Ages: Recommended for children 3Gives accurate results of the pH and fertility of the soil without batteries needed. The pH portion of the tester utilises the chemical reaction known as Oxidation Reduction to measure pH within the range of 1 through 9. Fertility is in the range of 'Too Little', 'Ideal' and 'Too Much'.
US$ 39.95
US$ 39.95
US$ 39.95
US$ 39.95
US$ 34.95
US$ 39.95
US$ 39.95
US$ 39.95
US$ 34.95
US$ 39.95
US$ 39.95
US$ 39.95
US$ 39.95
US$ 39.95
US$ 39.95
US$ 39.95
US$ 39.95
