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Round balloons, 9" Ø, assorted colors
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Student gratings, 100 lines per mm, protected by two glass plates, 60 mm x 45 mm, Viewing area measures approx. 45mm x 30mm.
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Pulley Large Demonstration Single, Designed for Classroom Demonstrations, Light-weight, low-friction, and deformation-resistant plastic ensures accurate results, Open to make it easier for users to run pulley cords through them
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Lets Go Investigating Temperature, Lab book, Aimed especially for elementary teachers, this lab book contains ten engaging temperature experiments, Activities for grade 2 through 5, Lots of teacher tips, Clear illustrations to facilitate underst
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Conduction Experiments