Model shows the transverse and longitudinal section of a dicotyledonous stem in which case the cambium ring has been formed but no secondary growth has taken place.
Ant Life Cycle Stages, Children can see how ants change as they grow with Insect Lore’s Ant Life Cycle Stages. These oversized, anatomically correct figures have been accurately painted and sculpted to show the four stages of ant development: eggs, larva, pupa and adult.
Magnetic Earth Field Model, Use it as is or place it on an overhead projector to show the whole class, Iron filings are suspended in oil to allow the included magnet to align them to its field
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