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ADDITION · GRADES 1–5
Derin's Arrow
Join Derin, solve the addition problem, aim over the wall and pop the balloon with the correct answer.
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DERIN'S ARROW · QUESTION11 + 2 = ?
SCORE 0BEST 0STREAK ×0ARROWS ➶➶➶
Grab the glowing handle, pull down-left, then release!
HOW TO PLAY
How to play Derin's Arrow
Work out the addition problem, then drag down and left from Derin's bow to set the angle and power. Release to fire the arrow over the wall and pop the balloon showing the correct answer.
Combining mental addition with trajectory planning builds arithmetic fluency, hand-eye coordination and problem-solving persistence.
Derin's Arrow works directly in your browser with no download or account required. Use it for a quick classroom warm-up or a short practice session at home.