16+

This is an excellent tool for crunching numbers. It consists of magnetic rings that come in various colors and have numbers and mathematical symbo...

Head into the lab for an in-depth investigation of genetics, the branch of biology focused on heredity and variation in organisms, and DNA, the aci...

A game of mathematics, logic, puzzles, and quick thinking!  The goal of the game is to make math equations as quickly as possible and connect t...

Do you ever wonder how bridges span huge distances and how skyscrapers stay standing? Structural engineers use physics and their knowledge of the p...

Assemble this cutting-edge robotic arm from almost 300 plastic pieces, learning how each part comes together in its intricate mechanical design. Ju...

Household finances have never been so much fun! It's the classic game of making and spending money. Move through the calendar game board where some...

Are you always in pursuit of hidden words? Well, open these pages and if you keep looking hard, words will never fail you. These 300 puzzles will k...