Final Profile, TIS Video #58 Theme: Conservation of Substance Source: (J. Piaget) Please enable JavaScript LinkEmbedCopy and paste this HTML code into your webpage to embed. Cutting clay in pieces 15mb Please enable JavaScript LinkEmbedCopy and paste this HTML code into your webpage to embed. Submerging a ball 31mb Please enable JavaScript LinkEmbedCopy and paste this HTML code into your webpage to embed. Submerging a snake 18mb Please enable JavaScript LinkEmbedCopy and paste this HTML code into your webpage to embed. Submerging snake pieces 17mb