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This ingenious representation of a classic design allows the builder to discover the principle of the keystone and its function in the support of an arch
Bead bars sold separately
as well as a box of 9 blue strips
9 sets of life cycle 3-part cards & worksheets for the above 9 sets of models
allowing students to set the inset frames in the tray and trace the shapes onto a piece of paper underneath
8 Flower Models storage-presentation This ingenious representation of aIncludes 8 plastic flowers: sunflower, bird of paradise, rose, daffodil, orchid, hibiscus, lotus and tulip. We have 3 Part Cards (PDF) for working with this set. Please see listing images for figure dimensions. Recommended ages: 37 years.
