Project/Unit Blocks - 70 Mixed shapes

70 piece set of wooden unit/projects blocks is designed to fit together in specific 1:2:4 ratios and is excellent for supporting open-ended construction as well as maths based play. Designed to fit seamlessly with straight project blocks.

The 70 piece shape set contains 30 different shapes, ranging from the Quarter Pillar 3.3 x 3.3 x 3.3cm (L x W x D) to the largest Double Board 52.8 x 6.6 x 1.65cm (L x W x D)

Each unit block is sanded smooth with round edges, has a depth of 3.3cm, a common width of 6.6cm and are based on halves, doubles and quadruple measurements to lay the foundations for basic maths, geometry and engineering.