Block Pattern Loop Lab

What You Need

• LEGO Duplo bricks (2x2 or 2x4 in multiple colors) OR wooden blocks in 4-6 colors (~$15-$30 (if buying new; reuse existing sets))
• Index cards or cardstock (4x6 inches) (~$2-$4 for a pack of 100)
• Colored markers or pencils (at least 6 colors) (~$3-$5)
• Ruler (~$1 (likely already owned))
• Tape (masking or painter's tape) (~$2-$4)
• Flat workspace (table or floor mat) (~$0 (use existing table))
• Optional: lamination sheets or clear packing tape for durability (~$3-$5)
• Optional: small whiteboard and dry-erase markers for recording patterns kids create (~$5-$8)

Steps

1. Create Pattern Cards — Before the activity, make 4-6 pattern cards on index cards. Draw colored squares (about 1 inch each) in repeating patterns. Start simple: Red-Blue-Red-Blue-Red-Blue. Then try: Red-Blue-Yellow-Red-Blu…
2. Set Up Your Station — Clear a table or use the floor—whatever works in your space. Arrange blocks by color in separate piles or small containers. A muffin tin, egg carton, or small bowls work great for sorting. Lay out yo…
3. Introduce the Idea with a Demo — Sit down with your first pattern card—the simplest one, usually 2 colors. Point to the card and say something like: 'Look at these blocks on the card. Can you see the colors? Red and blue. Red and bl…
4. Kids Follow the Pattern — Give a child or pair of children one pattern card and a pile of blocks. Their job: place blocks in the exact order shown on the card. This is intentionally simple the first time—they're learning how …
5. Extend the Pattern — Now the real learning happens. Point to the space below where the pattern ends on the card. Say: 'The pattern stops here, but I think it keeps going. What should come next? What block comes after the…
6. Move to a New Pattern — Once they've extended the first pattern, pull out the next card. This one might have 3 colors or a longer sequence. Repeat steps 4 and 5: follow the pattern, then extend it. Kids often become much fa…
7. + more steps at stemigoo.com/projects/block-pattern-loop-lab

My Observations

Date: _____________   Location: _______________________

My Sketch / Results