Berechenbar (Napiers Bones). A laser-cut wood tool for multiplying large numbers. The initial state shows a regular times-table from 1 to 9, but by sliding the rods it is possible to multiply large numbers with little effort. Made in laser-cut wood by Jean-Claude Constantin. Jean-Claude Constantin lives in Germany, where he designs and manufactures many different laser-cut wood puzzles, as well as metal puzzles and magic tricks.- Berechenbar (Napiers Bones).
Napiers Bones. Napier's Bones was designed in 1617 by John Napier a Scottish Mathematician. In its day it was a wonderous device that simplified complex multiplication and other math processes such as long division and square roots. It was essentially the first cal... - Napiers Bones.
Dinosaur Bones. Warning! These bones are guaranteed to cause a lot of excitement! Dinosaurs are a source of fascination for children and they'll find lots to entertain and educate them in this set.
16 dinosaur bones, cast from a d... - Dinosaur Bones.
Funky Punky Bones Toddler Costume. Colorful Creepy-Cool VibesWho says skeletons have to be spooky? With the Funky Punky Bones Costume, your little one will be rocking a look that's part bone-chilling and part rainbow party! This costume is perfect for toddlers who love to mix a little... - Funky Punky Bones Toddler Costume.
Scooby Doo Group Pose & Bones Pet Collar. Start MeddlingNever wonder where your best bud is when you outfit them with this Scooby Doo Group Pose & Bones Plastic Clip Pet Collar! It's extra spooky with a black background and white bones motif. The rest of the gang is grouped together around t... - Scooby Doo Group Pose & Bones Pet Collar.
Junior Skeleton Crazy Bones | Halloween Decorations. Bone AppetitSitting down at your table to eat your salad and garlic bread, you feel like something is missing. The last several weeks have been like this, but you have not been able to put your finger on the problem until now. You decide that you are... - Junior Skeleton Crazy Bones | Halloween Decorations.
Doggy Bones Halloween Prop | Skeleton Decorations. Who's a Good Boi? Nothing is cuter than a dog - even if the dog is undead! While most of us would probably run screaming away from a humanoid skeleton who knocked on our door, if a bony pupper dug its way out of a crypt and came running into our fro... - Doggy Bones Halloween Prop | Skeleton Decorations.
