Hungry Tomato ® imprint: 114 books

Tin cans were first produced in London in 1813. But they had to be opened with a hammer and chisel, because the can opener wasn't invented until 1855! Check out other amazing engineering innovations, such as a popular soft drink originally sold as a "brain tonic," an 18th-century battery called a...

Jump back in time to discover what was happening during the mysterious Middle Ages. Some people occupied themselves with putting crowns on their heads, others kept busy discovering and spreading new religions, and some focused on invasion and conquest. Follow along as warlords carve out kingdoms in...

Make a robot from a toothbrush, send Morse code messages by telegraph, and create your own lightning! These amazing science projects use readily available items and have simple step-by-step instructions. Discover the science behind each quick experiment, and have fun showing your friends and family. It moves, it spins, it flashes, it glows—it's electricity!

Make a camera from cardboard, create stereographic images, and start a campfire with ice! These amazing science projects use readily available items and have simple step-by-step instructions. Discover the science behind each experiment. They're quick to make and fun to show your friends and family. It lets you see in color, in 3D, close up, and far away—it's light!

Before magnifying glasses, how did people make objects look larger? The ancient Romans filled glass bowls with water. Then microscopes and telescopes came along. But optical innovation didn't stop there. Learn how many lightbulb designs Thomas Edison tested, how spies used microfilm to carry secret...

Join the savvy Stickmen on a fun tour of modern cars and locomotives. See the inner and outer workings of these vehicles. The Stickmen share facts (and jokes), explain functions, and occasionally get doused in oil!

The fiercest, most strangely shaped figures of mythology look like you might find them in a zoo—if any zoo could hold animals this dangerously powerful. These supernatural creatures can challenge the gods or reign supreme in the sky and the ocean. But what if they had to challenge one another? Who...

Supernatural fiends and fire-breathing tormentors loom large in myth and folklore, grabbing animals and people to satisfy their huge appetites. They turn the world of humans topsy-turvy with terror. But who would be the hardest to defeat in battle? Which one reigns supreme? Meet the top ten...

Create an origami menagerie including a cute guinea pig, floppy-eared rabbit, delicate butterfly, leaping frog, and more. Projects increase in difficulty so readers can learn new visual spatial skills and build on them.

Make and test drive origami machines, including a car, a van, and even a rocket. Readers are guided through projects of varied difficulty with step-by-step instructions and photographs. The crafts build visual-spatial reasoning skills while providing an outlet for creativity.

Bring your favorite dinosaurs to life with these exciting origami projects. Create a scary T. Rex, a mighty Diplodocus, and a spiky Stegosaurus. Step-by-step instructions guide readers through projects of varied difficulty, building visual-spatial reasoning skills and increasing the fun!

Make a giant fountain from a soda pop bottle, write messages in invisible ink, and blow monster bubbles! Use readily available items and simple step-by-step instructions to create these amazing science projects. Discover the science behind each experiment, and have fun sharing with your friends and family. It squeezes, it stretches, it flows, it makes crystals—it's matter!

Create handmade origami gifts for your friends and family, such as a pencil case, a gift box, or a paper flower bouquet. Step-by-step instructions and photographs guide readers through projects of varied difficulty. Crafters will increase visual-spatial reasoning skills while having fun.

Just think, every single thing you do is handled by an amazing computer inside your head—your brilliant brain! And it's helped by your body's internet—your nervous system. Join the Stickmen to discover how spidery nerve cells send messages to the brain in seconds, how quick reflexes keep you safe,...