World Book Logo Building Blocks
Hero image

Hi kids!

Pick a topic below to play super-fun activities along with your favorite Building Blocks characters.

Building Blocks of Computer Science

Building Blocks of Computer Science

Building Blocks of Finance

Building Blocks of Finance

Building Blocks of the Human Body

Building Blocks of the Human Body

Building Blocks of Animals and Plants

Building Blocks of Animals and Plants

Building Blocks of Physical Science

Building Blocks of Physical Science

Twin boys

Building Blocks of Math: Foundations

Building Blocks of Math - Moving Beyond Foundations

Building Blocks of Math: Moving Beyond Foundations

Coming soon!
Building Blocks of Chemistry

Building Blocks of Chemistry

Coming soon!
Building Blocks of Geography

Building Blocks of Geography

Coming soon!