Do you like racing and engines? You absolutely have to try Speed Dreams; you will be able to drive different cars in tons of circuits! Also suitable for children.
For a guide on how to install and play Speed Dreams: fribby.net/speed-dreams/?lang=en
Speed Dreams Official Page speed-dreams.org
Free Download Speed Dreams for Windows:
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License terms
GNU: 1. You may copy and distribute verbatim copies of the Program's
source code as you receive it, in any medium, provided that you
conspicuously and appropriately publish on each copy an appropriate
copyright notice and disclaimer of warranty; keep intact all the
notices that refer to this License and to the absence of any warranty;
and give any other recipients of the Program a copy of this License
along with the Program.