These math fact puzzles are designed to be used with LEGO Duplo bricks. This is similar to a game of “I have, who has…” but with LEGOs! For full instructions on how to use them, see this post.
You will need at least 10 2×4 bricks to complete the puzzles.
Included in this download are 8 different puzzles covering:
- Addition to 10
- Addition to 20
- Addition and subtraction within 20