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It's "Mr. Wizard" for a different decade. Bill Nye is the Science Guy, a host who's hooked on experimenting and explaining. Picking one topic per show (like the human heart or electricity), Nye gets creative with teaching kids and adults alike the nuances of science.

Antiques Roadshow is a British television show in which antiques appraisers travel to various regions of the United Kingdom to appraise antiques brought in by local people. It has been running since 1979. There are also international versions of the programme.

Australian host Steve Irwin and his wife Terri run a wildlife refuge. Their shared passion is educating the world about wildlife, including the much feared crocodile and numerous venomous snakes. Steve's specialty is the capture and relocation of crocodiles. No animal appears too threatening to Steve, his true respect for animals is the foundation for everything he does.

Attention please! Are you ready for an adventurous tour through the human body? With a lot of humour, our physical appearance is being introduced from head to toe along cells and organs in an educational way. The heart, blood, nerves and kidneys, each single one is a miracle which renders life possible.

Zoboomafoo is an American children's television series that aired from January 25, 1999, to April 28, 2001, and is still shown today in syndication depending on the area, and it is regularly shown on PBS Kids Sprout. A total of 65 episodes were aired. A creation of the Kratt Brothers, it features a talking Coquerel's Sifaka, a type of lemur, named Zoboomafoo, or Zoboo for short, and a collection of repeat animal guests. Every episode begins with the Kratt brothers in "Animal Junction", a peculiar place in which the rules of nature change and wild animals come to visit and play. After January 16, 2004, the show was pulled from its weekday airing on most PBS stations, though some continue to air the show.