diff --git a/Electronics_and_Hardware/Digital_circuits/Three_bit_counter.md b/Electronics_and_Hardware/Digital_circuits/Three_bit_counter.md
index c76709f..b468f1a 100644
--- a/Electronics_and_Hardware/Digital_circuits/Three_bit_counter.md
+++ b/Electronics_and_Hardware/Digital_circuits/Three_bit_counter.md
@@ -46,6 +46,11 @@ This means that to construct a circuit that displays this behaviour we just have
 Using these pulse patterns we can construct a circuit as follows:
 
 
+<iframe src="https://circuitverse.org/simulator/embed/3-bit-counter-d33846e3-7538-427d-b4cc-dc64fdaf0af3?theme=default&display_title=false&clock_time=true&fullscreen=true&zoom_in_out=true" style="border-width:; border-style: solid; border-color:;" name="myiframe" id="projectPreview" scrolling="no" frameborder="1" marginheight="0px" marginwidth="0px" height="500" width="600" allowFullScreen></iframe>
+
+> Remember from the table: Q2 is the most significant bit and Q0 is the least significant bit so we should read the output in the interactive circuit backwards, reversing the order. Then we will see that the cicuit is cyling through 0-7 
+
+
 This is how the circuit works:
 
 * All three flip-flops are connected to the same clock signal so that they are synchnonised