Strawberry Stacking Puzzle by BumbuEvery child will fall in love with this eco wooden Strawberry Stacking Puzzle at first sight! Stacking puzzle consists of 4 pieces. Bumbu wooden toys are skilfully crafted from sustainable maple wood and hand painted with non toxic paints. The Bumbu Toys workshop is located 1000m above sea level in Brasov county, Romania at the foothills of the Carpathian Mountains. Traditional toy making and crafts are still a cherished part of the culture there.