16 Segment Red
For the techies out there, here's a bright red 4 minutes countdown timer with a bright red 16 segment LCD font on a black background.
Great for helping keep students focused and motivated by working in class.
And if 4:00 isn't the right timer for you, it's easy to change it to whatever you need.
Atomic Tangerine Neon
Bright orange timer on a black background
Purple Pizzazz Neon
Purple neon countdown timer with a fun monospace font
Thin Monospace Black
Roboto Mono Extra Light on a white background. Clean and simple.
9 Pin Blue
Blue dot matrix font on a solid black background
Back to School
Light monospace font on a graph paper background
16 Segment Blue
16 Segment LCD font, blue on black background