Mar 16
Perceptual ability: Pattern foldingDiamond prism - dots on faces
Mar 23
Perceptual ability: KeyholesFused board and cylinders
Mar 30
Perceptual ability: Top-front-endCylinders and hole
Apr 06
Perceptual ability: Angle ranking15-10-13-8 (2-3-2)
Mar 16
Perceptual ability: Pattern foldingDiamond prism - dots on faces
Mar 23
Perceptual ability: KeyholesFused board and cylinders
Mar 30
Perceptual ability: Top-front-endCylinders and hole
Apr 06
Perceptual ability: Angle ranking15-10-13-8 (2-3-2)