Window Pixel Art

Design a picture and use sticky notes to put in on your window. Let your neighbors enjoy it too! Task Supplies: A stack of 3in x 3in sticky notes (I bought a pack of 4 different colored ones for $6.50 or so), Graph paper, color pencils, ruler. What to do: 1) Measure your window (ours...

Prime numbers.

We take 1 block, 2 blocks, 3 blocks, 4 blocks, ... all the way to 12 blocks, and see which number can be made into different flat rectangles. Task Supplies: 12 cubes or blocks of the same dimension What to do: Give your child a number of blocks (I like to go in order and...

Caesar cipher. Part 2.

More coded messages. Bel asked me for more codes, so I grabbed some facts for kids and encoded them online. If you want your child to learn more about Caesar cipher, we did an activity about it. coded-facts1-1Download If your child is having trouble decoding, you can help by asking him/her if he/she knows any...

Mixing sidewalk paint.

Mix water, food coloring, and flour to make sidewalk paint. I was inspired by my kids' "color equations" and a recipe for sidewalk chalk paint. Why not get them to actually mix color? Task Supplies: - Food coloring (red, yellow, blue), - a tablespoon, - water, - cornstarch (or flour), - 6 small bowls (~4...