The theorist who developed the Zone of Proximal Development is:

What is “scaffolding”?  

Children learn object permanence in the ______________ stage of Piaget’s theory of cognitive development.

Which cells of antibody mediated immunity are primarily programmed to remember the antigen after initial exposure and respond rapidly during subsequent exposures?

Find the volume of the solid generated by revolving the region about the y-axis.The region in the first quadrant bounded on the left by y = x3, on the right by the line , and below by the x-axis

Use the shell method to find the volume of the solid generated by revolving the region bounded by the given curves and lines about the y-axis.y = 4x, y = – , x = 1

Find the volume of the solid generated by revolving the region bounded by the given lines and curves about the . y = , y = 0, x = 0, x = 8

Find the volume of the solid generated by revolving the region bounded by the given lines and curves about the . y = x2 + 3, y = 3x + 3

Find the volume of the solid generated by revolving the region bounded by the given curves about the given lines. , y = 4, x = 2; revolve about the line 

Use the shell method to find the volume of the solid generated by revolving the region bounded by the given curves and lines about the x-axis.y =  , y = 0, y = x – 6