This activity explores the concept of symmetry and with the bright colorful blocks and familiar rainbow shape, it is the perfect activity to introduce it to preschoolers!

Start with:

  • A large, flat surface
  • A wooden dowel or tape
  • Colorful wooden blocks

Step 1: Divide a space by placing a wooden dowel or a piece of tape in a straight line.

Step 2: With wooden blocks, arrange one half of a rainbow.

Step 3: Scatter the blocks needed to complete the rainbow on the other side of the wooden dowel or tape.

Step 4: Discuss colors and rows of the rainbow and have your preschooler complete the rainbow with the blocks.