12-13 years

Tasty Triceratops! Scrumptious Stegosaurus! As kids prepare these yummy gummy treats, they'll investigate the chemistry related to candy making and...

The ultimate Algebra 2 study guide that reviews all the skills students need to ace high school Algebra 2 class, in language that is actually easy-...

Geometry? No problem!  This Big Fat Notebook covers everything you need to know during a year of high school geometry class, breaking down one big ...

Millions and millions of BIG FAT NOTEBOOKS sold!   Pre-Algebra & Algebra 1? No Problem! The BIG FAT NOTEBOOK covers everything you need to know...

Explore a fun new way to practice math: with stickers! This activity-packed sticker book for children ages 5 and up provides basic addition and sub...

Explore a fun innovative way to practice math: with stickers! This activity-packed sticker book for children ages 6 and up provides addition, subtr...

Explore a fun innovative way to practice math: with stickers! This activity-packed sticker book for children ages 7 and up provides multiplication ...

Mazes, hidden keys, secret doors, and more—Mega Math Maze turns math learning into an exciting adventurethat uses multiplication to complete a ques...

Suddenly math is big fun! Players use the number and symbol tiles to build equations into a crossword puzzle grid in this new game. 162 tiles store...

Welcome to the world of Sleuth & Solve, a collection of 20 clever mysteries where the clues are in the details and crafty twists put your wits ...

Practice makes As with a fill-in workbook from the editors of the Big Fat Notebooks! This hands-on Big Fat Math Workbook equals being tutored by th...

It’s hands-on science with a capital “E”—for engineering. Beginning with the toppling of the Colossus of Rhodes, one of the seven wonders of the an...

Part choose your own adventure, part seek and find, part escape room, The Cursed Castle: An Escape Room in a Book features 48 pages of detailed ill...