Amusingly illustrated book explains the scientific facts of microorganisms in the home.

Grossology is a term invented by American author/illustrator team Sylvia Branzei and Jack Keely to describe the science of really gross things. This book explains the hows and whys of life's more disgusting facts - such as why our feet smell, why breaking wind is necessary and what useful function snot performs. Whether it is slimy, mushy, crusty, scaly or stinky, a grossologist finds out lots of disgusting things about people's bodies.

Instructions for a variety of simple experiments that illustrate some of the more disgusting aspects of human physiology. Also includes related activities and experiments. It's the perfect recipe! Sylvia Branzei's wildly disgusting scientific facts and Jack Keely's zany, totally gross art come together in the latest reissue for the best-selling Grossology series. In the spirit of stealth learning, the kid-friendly grossness of Hands-On Grossology invites teachers and kids to enjoy and learn science from a wide range of really gross experiments. Budding grossologists will be able to get their hands dirty on over 40 projects like: Pee pee capacity; The peristalsis Pinch; Homemade deodorant; Fake snot; The Spit-O-Matic. Hands-On Grossology is perfect for the grossologists ages 8 and up.

For the rebel in every girl's heart, this series presents the achievements of extraordinary, relevant, and inspiring women throughout history. Through quotes, narratives, photographs, illustrations, and fact-filled side-bars, each book tells the story of twelve bold and courageous women. The Wild West and the rodeo are not the only places where the cowgirl spirit can be found. From the sharpshooting Annie Oakley to the legendary Calamity Jane, these female cowgirls came from all walks of life, but share an irrepressible spirit and dedication to pushing the boundaries. Featured cowgirls include Georgie Sicking (cowboy poet), Charley Parkhurst (stagecoach driver), Tillie Baldwin (rodeo cowgirl), Tad Lucas (rodeo's First Lady), Lucille Mulhall (steer roper), Charmayne James (barrel racer), Lillian Riggs (rancher), Sally Skull (horse trader), Johanna July (horse tamer), and Mary Fields (pioneer and mail driver).

For use in schools and libraries only. Provides readers with an informative guide to a diverse array of unpleasant bodily functions and happenings, such as constipation, knuckle-cracking, and warts, through simple but scientific text.

Step-by-step instructions for assembling items such as a jelly jar lightbulb or solar motor and also suggestions for their use in classroom instruction.

Rain is falling, and these siblings know just how to enjoy it: raincoats, rubber boots, puddle jumping, swimming ducks, and wiggling worms! A thunderstorm sends the children scrambling for home and a cup of hot cocoa. Maybe it will rain again tomorrow! From the acclaimed creators of Wild One, A Good Day for Ducks is a child-centered celebration of the joy that can be found in any rainy day. Jane Whittingham's spare but sensory-laden text and Noel Tuazon's energetic and endearing illustrations are packaged in a sturdy book format with padded cover, rounded corners, and extra-heavy paper. The format is perfect for eager, little hands, while the sweet story will make even the weariest of parents nostalgic for their own puddle-jumping days.