Alternatives to ResCalc Master

Accessible freeware to facilitate working with resistors

NI Multisim

Program license: Trial version

Full featured software for learning circuit design

Program license: Trial version

Circuitry design and simulation tool that is very realistic

Program license: Free

This is the Windows PC version of a clean-up tool that was originally on Android

$Math Science Quest$

Program license: Free

Facilitate a fun learning environment for your child's matematical needs

Program license: Free

Remastering software guaranteed as clear as the best competitor's

Program license: Free

Kids play games and use animation tools