The Big Thinkers Kindergarten CD-ROM by Humongous Entertainment is an educational software designed for children aged 4-6. This interactive CD-ROM offers a variety of learning activities in a fun and engaging way, making it ideal for young learners. With both Windows and Mac compatibility, this product provides a seamless educational experience for children on different platforms. Released in 1997, this new sealed CD-ROM is a valuable resource for parents looking to support their child's early education through technology.