### Learning Math and Coding with Robots

 Grid: Tics Lines: Width px Hash Lines: Width px Labels: Font px Trace Lines: Robot 1: Width px Robot 2: Width px Robot 3: Width px Robot 4: Width px
 Axes: x-axis y-axis Show Grid Grid: 24x24 inches 36x36 inches 72x72 inches 96x96 inches 192x192 inches Quad: 4 quadrants 1 quadrant Hardware Units: US Customary Metric
 Background:

#### Robot 1

 Initial Position: ( in, in) Initial Angle: deg Current Position: (0 in, 0 in) Current Angle: 90 deg Wheel Radius: 1.75 in1.625 in2.0 in Track Width: in

#### Robot 2

 Initial Position: ( in, in) Initial Angle: deg Current Position: (6 in, 0 in) Current Angle: 90 deg Wheel Radius: 1.75 in1.625 in2.0 in Track Width: in

#### Robot 3

 Initial Position: ( in, in) Initial Angle: deg Current Position: (12 in, 0 in) Current Angle: 90 deg Wheel Radius: 1.75 in1.625 in2.0 in Track Width: in

#### Robot 4

 Initial Position: ( in, in) Initial Angle: deg Current Position: (18 in, 0 in) Current Angle: 90 deg Wheel Radius: 1.75 in1.625 in2.0 in Track Width: in

Animate Lightning Strikes
Problem Statement:
The pre-placed blocks draw a lightning bolt. Add loops and more blocks to animate one lightning strike followed by two more.
```/* Code generated by RoboBlockly v2.0 */
#include <chplot.h>
double x1;
double x2;
double j;
double i;
CPlot plot;

plot.backgroundColor("black");
x1 = 18;
x2 = 18;
for(j = 1; j <= 3; j++) {
plot.backgroundColor("black");
for(i = 1; i <= 36; i += 2) {
plot.strokeColor("#ffffcc");
x2 = x2 + randint(-3, 3);
plot.line(x1, 37 - i, x2, 35 - i);
x1 = x2;
delaySeconds(0.01);
}
x1 = 18;
x2 = 18;
plot.backgroundColor("#ffffcc");
delaySeconds(0.05);
if (j == 3) {
plot.backgroundColor("black");
}
}

plot.label(PLOT_AXIS_XY, "");
plot.grid(PLOT_OFF);
plot.tics(PLOT_AXIS_XY, PLOT_OFF);
plot.axis(PLOT_AXIS_XY, PLOT_OFF);
plot.axisRange(PLOT_AXIS_XY, 0, 36);
plot.ticsRange(PLOT_AXIS_XY, 6);
plot.sizeRatio(1);
plot.plotting();```
 Blocks Save Blocks Load Blocks Show Ch Save Ch Workspace
Problem Statement:
The pre-placed blocks draw a lightning bolt. Add loops and more blocks to animate one lightning strike followed by two more.

Time