Supertek Litmus & pH Paper Set (CH 12613S3)The Litmus and pH Paper Set allows you to perform science experiments in your own home using common household products. Litmus paper determines whether the substance is acidic or basic; pH paper determines how acidic or basic the substance is.

Each letter is 9" x 12½"

Includes 52 multi-purpose blank cards and a teacher’s guide

colorful pictures to help youngsters begin their literacy journey with joy and confidence

The set includes a calendar with 12 monthly headers

-112 pages: 2 pages of activities per day with answer keys

Each pack includes 25 pockets

sentences to correct for capitalization punctuation

store all your important assignments in one place

Coat is easy to take on/off with 2 oversized snaps

Holds approx

Storage (25 Count)

a school library