Patterned Set of Colorful Bricks for construction children ETA 'minimum 5 years model in the box MICRO BLOCKS – Apple ... We checked the price history for the Micro Blocks wlt-6603 – Set Construction with Amazon price historical data. This item is manufactured by Micro Blocks. It is sold in the category Toys & Games. Amazon have it for sale at 8.48 £. We noticed a higest price of 8.69 £ and a lowest price of 5.00 £.