Toys of Wood Oxford Rainbow Wooden Stacking Boxes Stacking Cubes Stacking Cups with Numbers and Alphabets Toy for 2 Years Old for Montessori Learning New Design Pure wood  Solid, strong and multifunctional colourful rainbow colour in pure wood. It has more educational functions than any other stacking cubs. Fun and educational  stacking is fun, rainbow colours are attractive to young children. 10 boxes numbered as 1-10, number of baby animals and stripes are corresponded with the numbers on the boxes. Alphabets are printed at bottom of the cups. It is great fun for stacking and nesting and at same time learning sizes, numbers, counting, colours, animals (mother and babies) and letters of the alphabet. A creative and imaginative child may use them as drums as shown in the photos and useful containers. Suitable age 2 years plus. It is always advisable that parents or other adults are present to supervise and enjoy the interaction of children with this toy. Safe and Environmentally Friendly: it is made of sustainable wood with environmentally friendly and non-toxic paints. All wooden toys by Toys of Wood Oxford are tested by the sellers own or friends children. It conforms to EN71 and CPSA Standard and tested and certified by International Accredited Labs.