Kristy's mom is getting married, and everyone is coming to town to help, bringing their kids with them. Fourteen kids! Kristy is sure she and Stacey, Claudia, Mary Anne, and Dawn can handle it--they're professional baby-sitters, after all, and Kristy's mom has offered them a lot of money to take on such a big job. But will a week of changing diapers, stopping fights, solving mix-ups, and kee…
Children's Illustrated Encyclopedia is a well-illustrated and educational series of books covering various subjects which the curious child is always keen to explore and learn. Each book consists of age-appropriate information about a particular topic. The books also contain interesting facts related to the topic. The series contains almost everything that would satisfy the quest for knowledge …
Jean-Henri Fabre adalah peneliti yang menemukan zat feromon pada hewan (serangga). Fabre menghabiskan tahun-tahun berikutnya mempelajari bagaimana ngengat-ngengat jantan ‘menemukan’ betina-betinanya. Fabre sampai pada kesimpulan kalau ngengat betina menghasilkan ‘zat kimia’ tertentu yang baunya menarik ngengat-ngengat jantan. Dengan kesimpulan Fabre ini, mulailah seluruh lapangan peneli…