Have fun while you're learning about data, probability, and creating graphs.

Meta-Calculator

This site offers choices of several types of online graphing calculators.

NRICH Formula Problems

Formula problems on every level. Solutions included.

NRICH Measurement Problems

Try some measurement problems on every level. Solutions included.

Number Line--What Number is Missing?

Work with number lines to fill in missing numbers.

Online Graphing

Add formulas or equations to plot points on the blank graph. Best for students taking an advanced math course.

Ordered Pairs

Help Greg find his way around the museum while you learn about graphing and ordered pairs.

PBS Kids Math Games

Play math games with your favorite characters.

Purple Math: Algebra

Pick a lesson and learn more about an algebra concept with articles and videos.

Sal's Sub Shop

Welcome to Sal's Sub Shop, where sub sandwiches are ordered by length! To fill a sub order, use the ruler tool to cut the bread and then drag and drop the correct ingredients on the sub. (If you're at home, you'll need your school's INFOhio username/password. If you don't know it, find it on INFOhio's Get Password page.)

schoolhouse.world

Need a little extra help with your math homework? schoolhouse.world is a free, peer-to-peer tutoring platform. Students must be at least 13 years old to tutor or receive tutoring through schoolhouse.world. A student must create an individual user account to register for a schoolhouse.world tutoring session. To learn more about schoolhouse.world, visit the schoolhouse.world FAQ.

SOS Mathematics Tables and Formulas

Quickly access mathematical formulas and units of conversion.

The Online Calculator

Basic online calculator with a 10-digit keypad and four functions to add, subtract, multiply, and divide numbers. Includes basic handheld calculator functions for square, square root, percent, sign change, Pi, and memory.

What are the Chances?

What are the chances of rolling a three on the first try? What are the chances of winning the lottery? You can answer those questions by calculating and graphing the probability of those events.

Zoo Designer

In Zoo Designer, students must use their area and perimeter skills to design enclosures for zoo animals. (If you're at home, you'll need your school's INFOhio username/password. If you don't know it, find it on INFOhio's Get Password page.)