Convert Between Words and Numbers to 1,000
Writing numbers as words and vice versa. (Under 1000's)
PLIX
Base Ten Blocks Interactive
Video
Turning Numbers into Word within Word Problems
Stuck on your homework? Ask Flexi 2.0!
Math
FlexLets
Adult Education
EXPLORE
FlexiA FREE Digital Tutor for Every Student
FlexBooks 2.0Customizable, digital textbooks in a new, interactive platform
FlexBooksCustomizable, digital textbooks
SchoolsFlexBooks from schools and districts near you
Study GuidesQuick review with key information for each concept
Adaptive PracticeBuilding knowledge at each student’s skill level
SimulationsInteractive Physics & Chemistry Simulations
PLIXPlay. Learn. Interact. eXplore.
CCSS MathConcepts and FlexBooks aligned to Common Core
NGSSConcepts aligned to Next Generation Science Standards
Certified EducatorStand out as an educator. Become CK-12 Certified.
WebinarsLive and archived sessions to learn about CK-12
