# Surf for More Math

## Chapter 5: Number to 20

**Lesson 1: Representing Numbers Greater than 10 **

Use these interactive activities to encourage students to have fun on the Web while learning about number to 20. Students can try these activities on their own or in pairs.

**Goal**

Count and represent quantities between 10 and 20.

[C, V]

**Instructions for Use**

**Counting Fish** allows students to count number of fish.

Count the number fish you see and click on the correct number below that represents the number of fish. When you move to the next level there may be more fish to count!

**Counting to 20** provides an introduction to counting to 20 and then an activity in which students must count the number of blocks.

Read through the introduction to counting to 20. Then scroll down to the game “How Many.” Click “Start” and a number of blocks will appear. Count the blocks and click on the number that represents the set. The activity will keep track of how many correct answers you get.