Years 1–2

Missing numbers to 20

The blank is not always after the equals sign, so a child cannot answer the whole page on autopilot.

Sheet settings
Operations
Numbers up to
Crossing a ten
Form
What is missing
How many 24
Digit size 5.0 mm
Columns
Page
Paper
Orientation
Ink
Name and date line
Add the answer key

Type the code from a printed sheet to get that exact sheet back.

Missing numbers to 20

Starting the generator…

The preview is exactly what comes out of the printer: the same code draws both.

What we are building

The same ground, on a tablet. The sheets are free and will stay free; the apps are how we make a living.

Building

Bubo

Reading, Year 1

The genetic method: hear the sound, meet the capital letter, read the first word. Czech and Slovak, with Bubo the owl.

Building

Numbernauts

Maths to twenty

Twenty-seven small games: counting, comparing, adding and taking away, number snakes and sum pyramids — and a robot you program a route for.

In testing

World Sort

Geography, once the numbers are easy

Sort countries by population or area, find them on the map, learn flags, capitals and anthems. For older children, and for adults.