The Pioneers have been making shapes with Meccano,with blocks and with magnetic rods and balls and Geoboards and elastic ba They have sorted a huge number of shapes and noted and discussed the similarities and differences. They noticed that there are a variety of types of triangle and that not all four sided shapes are squares or rectangles.
They have printed with 3D shape and noticed the shapes of the faces.
The Feely Bag has been a big hit.