A selection of six salts for student use in observing spectra of some fairly common elements. Included are salts of barium, boron, calcium, lithium, potassium and strontium. Also provided are a test tube and a holder with a length of nichrome wire for introducing the salts directly into the flame. The test tube may be partially filled with water and the outside then dipped in a solution of the salt for introduction into the flame.
This SUPER Erector Construction set is one of the best you'll find anywhere!
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The Hoberman Sphere expands and contracts with a magical motion so fluid and simple that kids can't help but play with it for hours.
Create beautiful art with this amazing sun paper!
This advanced physics kit is perfect for older children already versed in physics knowledge!
Use this kit to introduce electromagnetic principles in the classroom setting!
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