Learn Mode

Level 1 of 20

Battery Coach says:

Let's get amp'd up! This is a simple one to warm up those brain circuits!

12V
+
-
Resistance
? Ω
Hint: Use Ohm's Law: V = I × R
Rearrange to find: R = V ÷ I
Your Brain Garden
Neurons Powered0/20
💡 Each completed circuit grows a new neural pathway in your brain garden!

Challenge

Your first circuit! Build confidence with easy math.

Voltage (V):12V
Target Current (I):4A
Find Resistance (R):? Ω