Math's in color An introduction on color and figuration. Pdf-book, first edition 2018. Published by Universal Tales Workgroup. Mathematics Coloring book with 20 plates, size 21 x 29,7 cm. Pdf-book, first edition 2018. Published by Universal Tales Workgroup. Life on Earth Coloring book with 20 plates, size 21 x 29,7 cm. Pdf-book, first edition 2018. Published by Universal Tales Workgroup. Mathematics Coloring book with 20 plates, size 21 x 29,7 cm. Pdf-book, first edition 2018. Published by Universal Tales Workgroup. Crystal Life Coloring book with 20 plates, size 21 x 29,7 cm. Pdf-book, first edition 2018. Published by Universal Tales Workgroup. Sea Life Coloring book with 20 plates, size 21 x 29,7 cm. Pdf-book, first edition 2018. Published by Universal Tales Workgroup. Plant Life Coloring book with 20 plates, size 21 x 29,7 cm. Pdf-book, first edition 2019. Published by Universal Tales Workgroup.