Using Martin Holtham’s inversion program

Yesterday we played around with Dan Anderson’s inversion program:

Using Dan Anderson’s inversion program with kids

After publishing the project I heard from Dan that his program actually had a little error but that Martin Holtham had made a corrected version. That version is here:

So, just a quick note today since we covered the introduction yesterday. The videos below show the boys playing with Holtham’s program:

My older son went first:

My younger son went next: