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## Blog

#### Say YES to the calculator!

One of the most frequent math questions we get from homeschool parents is "Do I let my students...

#### Help with Grading

There is no wrong way to grade. It's completely up to you. You are in charge. But sometimes we...

#### The Different Geometry Textbooks and Videos

The 3rd edition of the Harold Jacobs Geometry textbook has gone through three different printings...

#### When your child is actually ahead, not behind.

I am used to having parents tell me that they think their kid is behind, missed something in 3rd...

#### MIT Makes videos for K-12 Students, and they are kind of awesome. (plus, unicorns!)

When I find great resources, I like to share them on the blog for parents and educators who might...

#### Innovation in Life Starts with Higher Level Math in High School

Are you panicked about Calculus? Maybe it's time to be more panicked about a world where no one...

#### Real World Math | The Algebra of Planning a Road Trip

When you plan a road trip, you use math literally every step of the way. What you may not know,...

#### 3-step project idea to help you learn why learning math is important

Around the world, education is not as often available as it is in more developed countries. Too...

#### Raspberry Pi and A Robot Ferris Wheel you can build at home for less than $100

Some of the links in this article are affiliate links. We don't carry in our shop all the...

#### The Quadratic Equation

Where did all these formulas come from anyway? Here's some interesting information on the...

#### Rocket Activity

Grab a copy of the model rocket activity here. This activity is suitable for any of the math...

#### Using Jacobs 2nd Edition with AskDrCallahan Course

Question: Can I use Geometry 2nd Edition by Harold Jacobs with the AskDrCallahan course? Answer:...

#### Does the geometry book contain proofs? (Is it Euclidean Geometry?)

Yes, the geometry textbook by Harold Jacobs, and our videos that go along with it, is Euclidian...

#### WEBINAR: College – Asking the Right People the Right Question

Join us on April 8, 2015 at 2:00PM CST for our Webinar Webinar presenters: Dale Callahan Webinar...

#### Teaching Your Kids To Decide What to Do Next

This may sound silly, but your children’s biggest challenge in life is likely to be making a daily...

#### ACT and SAT Score are Key to Scholarships

We constantly run into parents asking us questions like Should we count AskDrCallahan math courses...

#### Why College is NOT the Goal of Homeschooling

As homeschooling parents we want our children to succeed, and there is a part of us that is unsure...

#### Preparing for the Professor | Homeschool to College Transition

Do you have a homeschool to college transition plan? As we homeschool our children, we are often...

#### Contact Us

Thanks for visiting AskDrCallahan! We have people contact us for various reasons - so we decided...