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#### 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...