This set of multicoloured pieces is useful to investigate geometry, perimeter and area, fractions, logic and patterns.
Invicta 014159 Geo Strips
RVFM 10mm Isometric Grid Paper 100 Sheets
Invicta 075059 16mm Coloured Counters Pack of 1000
Learning Resources Snap Cubes Set of 500
Rapid Audio Amplifier Project Kit, Class Pack of 20 (Includes PCBs.)