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- Parent's Choice Gold Award Winner!
- 80 page booklet takes you through 125 experiments
- For ages 10+
- Turn Everyday Occurrences Into Remarkable Chemical Events
-128 page booklet guides you through 250 experiments
- This Thames and Kosmos kit is for ages 11+
Buy More, Save More
$19.95 Set of 10 packs (save $9.55)
$12.95 Set of 5 packs (save $1.80)
How Clean is the Water Kit, Test Level Of Bacteria, Chloride Content, pH Level & Rate Particles Settle In Water
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